1
Multiple Choice
Hard
1 Mark
Farmer Dan has 3 sheep. Farmer Ben has 2 sheep. How many sheep must Dan give to Ben so they have different counts by 1?
A
All of them
B
None
C
1 sheep
D
Calculate difference
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▼
Correct Answer:
1 sheep
Step-by-Step Explanation:
Adjusting by 1 changes the relative difference by 2.
2
Multiple Choice
Hard
1 Mark
I am a mystery number. If you add 2 to me, you get 5. Then if you subtract 2, what do you get?
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▼
Correct Answer:
1
Step-by-Step Explanation:
The mystery number is 3. Subtracting 2 gives 1.
3
Multiple Choice
Hard
1 Mark
If 3 + 2 = 5, what is 2 + 3?
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▼
Correct Answer:
5
Step-by-Step Explanation:
Addition is commutative: changing the order of addends does not change the sum.
4
Multiple Choice
Hard
1 Mark
Why is 5 greater than 3?
A
Because it ends with an odd digit
B
Because subtraction makes numbers bigger
C
Because adding 2 positive items increases the total amount
D
Because order doesn't matter
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
Because adding 2 positive items increases the total amount
Step-by-Step Explanation:
Adding any non-zero positive number produces a larger total.
5
Multiple Choice
Medium
1 Mark
Sam claims: 'Taking away 2 from 5 gives 7.' What did Sam do wrong?
A
He added instead of subtracting
B
He forgot the tens
C
He counted backward
D
He divided the numbers
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
He added instead of subtracting
Step-by-Step Explanation:
Taking away means subtraction, but Sam performed addition.
6
Multiple Choice
Medium
1 Mark
A student said that 3 + 2 equals 15 because 'we always put 1 in front'. What mistake did the student make?
A
They confused adding numbers with writing digits side by side
B
The addition is correct
C
They forgot the decimal
D
They subtracted instead
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
They confused adding numbers with writing digits side by side
Step-by-Step Explanation:
Place values must be added together, not concatenated blindly.
7
Multiple Choice
Medium
1 Mark
What number completes the pattern: 3, 5, 7, [ ? ]?
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▼
Correct Answer:
9
Step-by-Step Explanation:
The pattern adds 2 each time. 7 + 2 = 9.
8
Multiple Choice
Medium
1 Mark
Find the missing number: 3 + [ ? ] = 5.
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▼
Correct Answer:
2
Step-by-Step Explanation:
Missing number is 2 because 3 + 2 = 5.
9
Multiple Choice
Medium
1 Mark
In a garden, there are 3 red butterflies and 2 blue butterflies. How many butterflies are fluttering together?
A
8 butterflies
B
5 butterflies
C
3 butterflies
D
2 butterflies
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▼
Correct Answer:
5 butterflies
Step-by-Step Explanation:
3 + 2 = 5 butterflies.
10
Multiple Choice
Medium
1 Mark
A school library table had 5 storybooks. Students checked out 2 books. How many books remain on the table?
A
2 books
B
4 books
C
3 books
D
2 books
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▼
Correct Answer:
3 books
Step-by-Step Explanation:
(5) - 2 = 3 books remain.
11
Multiple Choice
Medium
1 Mark
A baker made 3 blueberry muffins in the morning and 2 chocolate muffins in the afternoon. How many muffins did he bake in all?
A
5 muffins
B
4 muffins
C
3 muffins
D
7 muffins
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
5 muffins
Step-by-Step Explanation:
3 + 2 = 5 muffins baked.
12
Multiple Choice
Easy
1 Mark
What is the result of taking away 2 from 5?
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▼
Correct Answer:
3
Step-by-Step Explanation:
(5) - 2 = 3.
13
Multiple Choice
Easy
1 Mark
Compare the quantities: 8 [ ? ] 5.
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▼
Correct Answer:
>
Step-by-Step Explanation:
8 is greater than 5.
14
Multiple Choice
Easy
1 Mark
Which number is 1 more than 5?
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▼
Correct Answer:
6
Step-by-Step Explanation:
Adding 1 gives 6.
15
Multiple Choice
Easy
1 Mark
In Chapter 'Measurement', what is 3 + 2?
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▼
Correct Answer:
5
Step-by-Step Explanation:
3 + 2 = 5.
16
Multiple Choice
Hard
1 Mark
Farmer Dan has 17 sheep. Farmer Ben has 7 sheep. How many sheep must Dan give to Ben so they have different counts by 1?
A
1 sheep
B
All of them
C
None
D
Calculate difference
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
1 sheep
Step-by-Step Explanation:
Adjusting by 1 changes the relative difference by 2.
17
Multiple Choice
Hard
1 Mark
I am a mystery number. If you add 7 to me, you get 24. Then if you subtract 2, what do you get?
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
15
Step-by-Step Explanation:
The mystery number is 17. Subtracting 2 gives 15.
18
Multiple Choice
Hard
1 Mark
If 17 + 7 = 24, what is 7 + 17?
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▼
Correct Answer:
24
Step-by-Step Explanation:
Addition is commutative: changing the order of addends does not change the sum.
19
Multiple Choice
Hard
1 Mark
Why is 24 greater than 17?
A
Because it ends with an odd digit
B
Because subtraction makes numbers bigger
C
Because adding 7 positive items increases the total amount
D
Because order doesn't matter
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
Because adding 7 positive items increases the total amount
Step-by-Step Explanation:
Adding any non-zero positive number produces a larger total.
20
Multiple Choice
Medium
1 Mark
Sam claims: 'Taking away 7 from 24 gives 31.' What did Sam do wrong?
A
He divided the numbers
B
He forgot the tens
C
He added instead of subtracting
D
He counted backward
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
He added instead of subtracting
Step-by-Step Explanation:
Taking away means subtraction, but Sam performed addition.
21
Multiple Choice
Medium
1 Mark
A student said that 17 + 7 equals 34 because 'we always put 1 in front'. What mistake did the student make?
A
They confused adding numbers with writing digits side by side
B
The addition is correct
C
They subtracted instead
D
They forgot the decimal
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
They confused adding numbers with writing digits side by side
Step-by-Step Explanation:
Place values must be added together, not concatenated blindly.
22
Multiple Choice
Medium
1 Mark
What number completes the pattern: 17, 19, 21, [ ? ]?
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▼
Correct Answer:
23
Step-by-Step Explanation:
The pattern adds 2 each time. 21 + 2 = 23.
23
Multiple Choice
Medium
1 Mark
Find the missing number: 17 + [ ? ] = 24.
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▼
Correct Answer:
7
Step-by-Step Explanation:
Missing number is 7 because 17 + 7 = 24.
24
Multiple Choice
Medium
1 Mark
In a garden, there are 17 red butterflies and 7 blue butterflies. How many butterflies are fluttering together?
A
7 butterflies
B
24 butterflies
C
27 butterflies
D
17 butterflies
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
24 butterflies
Step-by-Step Explanation:
17 + 7 = 24 butterflies.
25
Multiple Choice
Medium
1 Mark
A school library table had 24 storybooks. Students checked out 7 books. How many books remain on the table?
A
16 books
B
18 books
C
17 books
D
7 books
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
17 books
Step-by-Step Explanation:
(24) - 7 = 17 books remain.
26
Multiple Choice
Medium
1 Mark
A baker made 17 blueberry muffins in the morning and 7 chocolate muffins in the afternoon. How many muffins did he bake in all?
A
24 muffins
B
17 muffins
C
23 muffins
D
26 muffins
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
24 muffins
Step-by-Step Explanation:
17 + 7 = 24 muffins baked.
27
Multiple Choice
Easy
1 Mark
What is the result of taking away 7 from 24?
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▼
Correct Answer:
17
Step-by-Step Explanation:
(24) - 7 = 17.
28
Multiple Choice
Easy
1 Mark
Compare the quantities: 22 [ ? ] 19.
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▼
Correct Answer:
>
Step-by-Step Explanation:
22 is greater than 19.
29
Multiple Choice
Easy
1 Mark
Which number is 1 more than 24?
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▼
Correct Answer:
25
Step-by-Step Explanation:
Adding 1 gives 25.
30
Multiple Choice
Easy
1 Mark
In Chapter 'Measurement', what is 17 + 7?
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▼
Correct Answer:
24
Step-by-Step Explanation:
17 + 7 = 24.
31
Multiple Choice
Hard
1 Mark
Farmer Dan has 16 sheep. Farmer Ben has 4 sheep. How many sheep must Dan give to Ben so they have different counts by 1?
A
All of them
B
Calculate difference
C
1 sheep
D
None
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
1 sheep
Step-by-Step Explanation:
Adjusting by 1 changes the relative difference by 2.
32
Multiple Choice
Hard
1 Mark
I am a mystery number. If you add 4 to me, you get 20. Then if you subtract 2, what do you get?
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
14
Step-by-Step Explanation:
The mystery number is 16. Subtracting 2 gives 14.
33
Multiple Choice
Hard
1 Mark
If 16 + 4 = 20, what is 4 + 16?
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▼
Correct Answer:
20
Step-by-Step Explanation:
Addition is commutative: changing the order of addends does not change the sum.
34
Multiple Choice
Hard
1 Mark
Why is 20 greater than 16?
A
Because subtraction makes numbers bigger
B
Because it ends with an odd digit
C
Because adding 4 positive items increases the total amount
D
Because order doesn't matter
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
Because adding 4 positive items increases the total amount
Step-by-Step Explanation:
Adding any non-zero positive number produces a larger total.
35
Multiple Choice
Medium
1 Mark
Sam claims: 'Taking away 4 from 20 gives 24.' What did Sam do wrong?
A
He forgot the tens
B
He divided the numbers
C
He counted backward
D
He added instead of subtracting
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
He added instead of subtracting
Step-by-Step Explanation:
Taking away means subtraction, but Sam performed addition.
36
Multiple Choice
Medium
1 Mark
A student said that 16 + 4 equals 30 because 'we always put 1 in front'. What mistake did the student make?
A
They forgot the decimal
B
The addition is correct
C
They subtracted instead
D
They confused adding numbers with writing digits side by side
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
They confused adding numbers with writing digits side by side
Step-by-Step Explanation:
Place values must be added together, not concatenated blindly.
37
Multiple Choice
Medium
1 Mark
What number completes the pattern: 16, 18, 20, [ ? ]?
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▼
Correct Answer:
22
Step-by-Step Explanation:
The pattern adds 2 each time. 20 + 2 = 22.
38
Multiple Choice
Medium
1 Mark
Find the missing number: 16 + [ ? ] = 20.
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▼
Correct Answer:
4
Step-by-Step Explanation:
Missing number is 4 because 16 + 4 = 20.
39
Multiple Choice
Medium
1 Mark
In a garden, there are 16 red butterflies and 4 blue butterflies. How many butterflies are fluttering together?
A
16 butterflies
B
23 butterflies
C
20 butterflies
D
4 butterflies
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
20 butterflies
Step-by-Step Explanation:
16 + 4 = 20 butterflies.
40
Multiple Choice
Medium
1 Mark
A school library table had 20 storybooks. Students checked out 4 books. How many books remain on the table?
A
16 books
B
15 books
C
17 books
D
4 books
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
16 books
Step-by-Step Explanation:
(20) - 4 = 16 books remain.
41
Multiple Choice
Medium
1 Mark
A baker made 16 blueberry muffins in the morning and 4 chocolate muffins in the afternoon. How many muffins did he bake in all?
A
19 muffins
B
16 muffins
C
20 muffins
D
22 muffins
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
20 muffins
Step-by-Step Explanation:
16 + 4 = 20 muffins baked.
42
Multiple Choice
Easy
1 Mark
What is the result of taking away 4 from 20?
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▼
Correct Answer:
16
Step-by-Step Explanation:
(20) - 4 = 16.
43
Multiple Choice
Easy
1 Mark
Compare the quantities: 21 [ ? ] 18.
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▼
Correct Answer:
>
Step-by-Step Explanation:
21 is greater than 18.
44
Multiple Choice
Easy
1 Mark
Which number is 1 more than 20?
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▼
Correct Answer:
21
Step-by-Step Explanation:
Adding 1 gives 21.
45
Multiple Choice
Easy
1 Mark
In Chapter 'Measurement', what is 16 + 4?
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▼
Correct Answer:
20
Step-by-Step Explanation:
16 + 4 = 20.
46
Multiple Choice
Hard
1 Mark
Farmer Dan has 15 sheep. Farmer Ben has 9 sheep. How many sheep must Dan give to Ben so they have different counts by 1?
A
All of them
B
Calculate difference
C
None
D
1 sheep
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
1 sheep
Step-by-Step Explanation:
Adjusting by 1 changes the relative difference by 2.
47
Multiple Choice
Hard
1 Mark
I am a mystery number. If you add 9 to me, you get 24. Then if you subtract 2, what do you get?
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
13
Step-by-Step Explanation:
The mystery number is 15. Subtracting 2 gives 13.
48
Multiple Choice
Hard
1 Mark
If 15 + 9 = 24, what is 9 + 15?
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
24
Step-by-Step Explanation:
Addition is commutative: changing the order of addends does not change the sum.
49
Multiple Choice
Hard
1 Mark
Why is 24 greater than 15?
A
Because adding 9 positive items increases the total amount
B
Because order doesn't matter
C
Because it ends with an odd digit
D
Because subtraction makes numbers bigger
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
Because adding 9 positive items increases the total amount
Step-by-Step Explanation:
Adding any non-zero positive number produces a larger total.
50
Multiple Choice
Medium
1 Mark
Sam claims: 'Taking away 9 from 24 gives 33.' What did Sam do wrong?
A
He added instead of subtracting
B
He counted backward
C
He divided the numbers
D
He forgot the tens
💡 Click to View Correct Answer & Explanation
▼
Correct Answer:
He added instead of subtracting
Step-by-Step Explanation:
Taking away means subtraction, but Sam performed addition.