Question

estimate 56 * 77 by rounding off the first number up and second number down​

Answer 1

Estimate $56\times 77$ by rounding off the first number up and second number down​  is 4200.

Step-by-step explanation:

Given : Expression $56\times 77$

To find : Estimate by rounding off the first number up and second number down​  ?

Solution :

Rounding off the first number up,

i.e. 56 rounding up became 60.

Rounding off the second number down​ ,

i.e. 77 rounding down became 70.

Substituting,

$56\times 77\approx 60\times 70$

$56\times 77\approx 4200$

Therefore, estimate $56\times 77$ by rounding off the first number up and second number down​  is 4200.

#Learn more

Estimate the value of 4.34

https://brainly.in/question/12901952

Therefore, the sum by rounding to the nearest hundred is 600.

Answer 2

42,000 is the answer

Hope u understand well !