Question

Find each sum or difference. Round to the place value of the less precise measurement.

2 m + 4.9 m
a.

7 m

b.

10 m

c.

6.9 m

d.

2.9 m
( I have another question like this,help me break this down)

Answer 1

ok so lets start with sum. first what is 2+4.8?

Answer 2

woops i meant 2+4.9?

Answer 3

Okay I got 6.9

Answer 4

yeah so 2m+4.9m is the same as 2+4.9 but with m. so it would be 2m+4.9m=6.9m

Answer 5

so the answer is 6.9m? theres no need to round to the place of value ?