Question

Estimate the value of this expression by rounding each number to the nearest whole unit.

(1.74)(9.95)(3.46)

A.72
B.80
C.60
D.54

Answer 1

Do you know how to properly round?

Answer 2

yes. I think it either B or C.

Answer 3

Show me what each number is rounded to. Anything > .5 will round upwards, anything < .5 will round downwards.

Answer 4

1.74 would round up to 2 right?

Answer 5

Yep, good job! What about the next one?

Answer 6

9.95 rounds up to 10

Answer 7

Great, and what about the last one?

Answer 8

3.36 will round down to 3?

Answer 9

Right on, now what happens when you multiply them all together?
(2)(10)(3)?

Answer 10

you get 60

Answer 11

Ding ding, good job, C is the answer.

Answer 12

Thank you!