Question

Use a calculator to work out
63,789 + 72,983 - 49,367
Give your answer to 2 s.f.

Answer 1

87405

Explanation:

Answer 2

The answer is 87,000

The calculation is as follows:

1. Add the first two numbers: 63,789 + 72,983 = 136,772

2. Subtract the third number: 136,772 - 49,367 = 87,405

Rounded to two significant figures, the answer is 87,000