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### Grade 2 - Mathematics1.42 Adding and Subtracting 9 Mentally

 Method: Read out the equations given. 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.

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### Grade 2 - Mathematics1.42 Adding and Subtracting 9 Mentally

 Q 1: 23 + 9 = ? (Hint: 23+10-1)32313533 Q 2: 47 - 9 = ? (Hint: 47-10+1)38393736 Q 3: 38 + 9 = ? (Hint: 38+10-1)46484749 Q 4: 62 - 9 = ? (Hint: 62-10+1)53525451 Q 5: 54 + 9 = ? (Hint: 54+10-1)62636564 Q 6: 31 - 9 = ? (Hint: 31-10+1)23212220 Q 7: 71 + 9 = ? (Hint: 71+10-1)80827981 Q 8: 61 - 9 = ? (Hint: 61-10+1)50515253 Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!

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