Question

Find cube root of 857375 by estimation method (wri
Evaluate​

Answer 1

Answer:

Hello mate..

Step-by-step explanation:

We have,

857375.

this can be written in the estimation technique by grouping 3 numbers in each group

group

2 group

1

857 375

___ ___

the cube root of a perfect cube ending with 5 will have 5 in units

857375 will have 5 in units place.

Moving to the second step,

which says that it should lie between cubes of two consecutive number and the tens digit should be counted while considering the smaller cube

we have 857.

it lies between the cube of 9 and 10

therefore,

the tens digit will be 9

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Answer 2

Answer:

95

Step-by-step explanation:

5 from 375

And 9 from 857

So required ans is 95