Question

AIden was asked to find the product of 24 5 and 77 His werk is shown below Estimate: 25 x 200 Actual: 24.5x 7.7- 1,886.5

Answer 1

The product of 24.5 and 77

the work will be as following

at first find the product of 245 and 77, then put the decimal point after one digit

so,

so, the product of 245 and 77 is 18865

Put the decimal after one digit

So, the product of 24.5 and 77 is 1,886.5