Math, asked by suryatripathi98, 1 year ago

solve plz. .............. ​

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Answered by ferozemulani
2

Step-by-step explanation:

31 = 8+9+7+7

72 =8*9

81 =(8+3)*8 -7 = 88-7 =81

97 = (8+3)*8 +9 = 97

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