Question

Use property of rational numbers to simplify the expression

(23 - 12.3) - (166.4 + 2)

Answer 1

-157.7

Explanation:

Subtract 12.3 from 23 to get 10.7

10.7 - (166.4 + 2), next add 166.4 and 2 to get 168.4

10.7 - 168.4, finally subtract 168.4 from 10.7 to get -157.7