Question

find find the cube root of 2197 by estimation​

Answer 1

Answer:

13 is cube root of 2197 .

Step-by-step explanation:

First we make pair of three digit from right.

First pair - 197

Second pair - 2

In first pair ones digit is 7 . So we find 7 cube = 343

In 343 ones digit is 3 . So, ones digit of cube root is 3.

And then we take second pair (2) , 2 is come in 1 cube and 2cube (8) .

In 1 and 2 , 1 is smallest .

so , we take 1 in tens place.

So, 13 is cube root of 2197 by estimation method.

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