Question

What plus 80 and 70 equals 180

Answer 1

30

Explanation:

80 + 70 = 150

180- 150 = 30

therefore 80 + 70 + 30 = 180

Answer 2

30

Explanation:

Take 80 and 70 and add them together to get: 130

Then subtract 130 from 180

To get: 30

:)