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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 2 - Mathematics
1.42 Adding and Subtracting 9 Mentally

Method:
  1. Read out the equations given.
  2. 9 can be written as 10-1.
Example: 43-9
We can write this as 43-10+1
Answer : 34.

Example: 53+9
We can write this as 53+10-1
Answer : 62


Directions: Find the missing number. Also write atleast 5 examples of your own.
Q 1: 38 + 9 = ? (Hint: 38+10-1)
46
47
49
48

Q 2: 62 - 9 = ? (Hint: 62-10+1)
53
54
52
51

Q 3: 61 - 9 = ? (Hint: 61-10+1)
51
50
53
52

Q 4: 88 + 9 = ? (Hint: 88+10-1)
99
97
96
98

Q 5: 31 - 9 = ? (Hint: 31-10+1)
20
21
23
22

Q 6: 54 + 9 = ? (Hint: 54+10-1)
62
65
63
64

Q 7: 71 + 9 = ? (Hint: 71+10-1)
82
79
80
81

Q 8: 28 - 9 = ? (Hint: 28-10+1)
17
18
19
15

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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