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

Q 2: 54 + 9 = ? (Hint: 54+10-1)
62
64
65
63

Q 3: 62 - 9 = ? (Hint: 62-10+1)
51
52
53
54

Q 4: 38 + 9 = ? (Hint: 38+10-1)
47
48
49
46

Q 5: 23 + 9 = ? (Hint: 23+10-1)
31
32
33
35

Q 6: 71 + 9 = ? (Hint: 71+10-1)
79
81
80
82

Q 7: 61 - 9 = ? (Hint: 61-10+1)
50
52
51
53

Q 8: 47 - 9 = ? (Hint: 47-10+1)
37
39
38
36

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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