# Worksheet on Mental Math Addition

Practice the tricky questions given in the worksheet on mental math addition. Try to add by using the trick and skills so that the benefits can be enjoyed by both for kids and adults. Anyone can learn mental math skills and tricks which are easily available by performing mentally on a regular basis.

1. Try to add the following numbers by performing mentally by using the tricks and skills:

(i) 4 + 9

(ii) 3 + 0

(iii) 7 + 24

(iv) 17 + 8

(v) 70 + 30

(vi) 40 + 80

(v) 60 + 90

(vi) 30 + 70

2. Add the following in an easy method or strategies to count mentally:

(i) 49 + 53

(ii) 77 + 13

(iii) 63 + 49

(iv) 79 + 83

(v) 82 + 93

(vi) 46 + 63

(vii) 69 + 50

(viii) 96 + 94

(ix) 86 + 53

3. Find the sum of the following numbers using the tricky and skilled method to count:

(i) 3 + 9 + 7

(ii) 15 + 5 + 20

(iii) 9 + 8 + 1

(iv) 27 + 42 + 33

(v) 48 + 42 + 60

(vi) 88 + 43 + 22

(vii) 157 + 841

(viii) 288 + 43

(ix) 37 + 58 + 63

Answers for the worksheet on mental addition are given below to check whether you get the exact answers when you use the tricky strategies to add mentally.



1. (i) 13

(ii) 3

(iii) 31

(iv) 25

(v) 100

(vi) 120

(v) 150

(vi) 100

2. (i) 102

(ii) 90

(iii) 112

(iv) 162

(v) 175

(vi) 109

(vii) 119

(viii) 190

(ix) 139

3. (i) 19

(ii) 40

(iii) 18

(iv) 102

(v) 150

(vi) 153

(vii) 998

(viii) 331

(ix) 158

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