Question

Find the value of the following using whole number property Find the value of the following using whole number property :

a) 54279×92+8×54279
b) 81265×169-81265×69

Note : Please mention the steps how you did it.
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Answer 1

a )  54279 x 92 + 8 x 54279

= 54279 x (92 +8)

= 54279 x 100

= 5427900

b )  81265 x 169 – 81265 x 69

= 81265 x (169 – 69)

= 81265 x 100

= 8126500

Answer 2

Find the value of the following: (a) 297 × 17 + 297 × 3 297 ... of the following: (b) 54279 × 92 + 8 × 54279 54279 × 92 + 8 × 54279 ... Ex 2.2, 3 - Chapter 2 Class 6 Whole Numbers.