Question

the sum of 7.7 ,7.0 7 ,7.007and 77.0077 is?

Answer 1

7.7+7.07+7.007+77.0077=98.7847

Answer 2

Answer:

The sum of 7.7 + 7.07 + 7.007 + 77.0077 is 98.7847

Step-by-step explanation:

We have a few numbers as 7.7, 7.07, 7.007, 77.0077 and by simply algebraic addition we need to find their sum.

Whenever the sum of numbers happens to contain decimals then addition takes place from left to right as shown below

The sum of numbers given can be done like

$7.7+7.07+7.007+77.0077=7.7+7.07+84.0147\\7.7+7.07+7.007+77.0077=7.7+91.0847\\7.7+7.07+7.007+77.0077=98.7847$

Hence the sum of numbers 7.7+7.07+7.007+77.0077 is 98.7847