Q. 1795.0( 2 Votes )

Estimate each of

Answer :

(a) Rounding off 87to nearest tens = 90


Rounding of 32 to nearest tens = 30


90 × 30 = 2700


(b) Rounding off 311 to nearest tens = 310


Rounding of 113 to nearest tens = 110


310 × 110 = 34100


(c) Rounding off 3239 to nearest tens = 3240


Rounding of 28 to nearest tens = 30


3240 × 30 = 97200


(d) Rounding off 1385 to nearest tens = 1390


Rounding of 789 to nearest tens = 790


1390 × 790 = 1098100


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
RELATED QUESTIONS :

Estimated sum of NCERT - Exemplar Mathematics

The largest 4-digNCERT - Exemplar Mathematics

When rounded off NCERT - Exemplar Mathematics

By using dot (.) NCERT - Exemplar Mathematics

Which of the follNCERT - Exemplar Mathematics

The number 85764 NCERT - Exemplar Mathematics

The largest numbeNCERT - Exemplar Mathematics

The product of suNCERT - Exemplar Mathematics

A whole number isNCERT - Exemplar Mathematics

The product of a NCERT - Exemplar Mathematics