Question

Estimate 16.82-8.264 by first rounding each number to the nearest tenth.

pls help i need the right answer!

Answer 1

about 8.40

Explanation:

16.82-8.264

Rounding 16.82

1. look at the hundredths place and determine if it is greater than or equal to 5. If so round up. If not, leave it the same.
2. Since 2 is not greater than or equal to, we can estimate 16.80.

rounding 8.264

1. 6 is above 5, so we can round 2 to 3. making 8.364.
2. estimate 8.40

16.80-8.40=8.40