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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

MEAP Preparation - Grade 3 Mathematics
2.27 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: 31 - 9 = ? (Hint: 31-10+1)
23
22
20
21

 Q 2: 23 + 9 = ? (Hint: 23+10-1)
33
32
31
35

Q 3: 71 + 9 = ? (Hint: 71+10-1)
82
81
80
79

 Q 4: 61 - 9 = ? (Hint: 61-10+1)
51
53
52
50

Q 5: 88 + 9 = ? (Hint: 88+10-1)
96
99
98
97

 Q 6: 47 - 9 = ? (Hint: 47-10+1)
36
39
37
38

Q 7: 28 - 9 = ? (Hint: 28-10+1)
18
17
15
19

 Q 8: 62 - 9 = ? (Hint: 62-10+1)
52
54
53
51

Question 9: This question is available to subscribers only!

 Question 10: This question is available to subscribers only!


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