What is it called to find an approximate answer for a number?

Explain the difference in meaning between [-3] and - 3

What is the maximum of relative extrema 3x^4-x^2+4x-2

What does parentheses tell you to do?

A town had about 2120 acres pine trees 40 years ago. only about 13% of the trees remain. how many acres of pine trees remain?

Stacy buys a bagel assortment that has 6 oat bagels for every 2 blueberry bagels. Naomi buys a bagel assortment that has 9 oat bagels for every 5 blueberry bagels. Each girl bought 10 blueberry bagels.

Which number is 100 less than 61 tens?

Geoffrey used 7 out of his 20 tokens on one game at the arcade. What is this fraction written as a Decimal?

1/3+2/3+1/3 = how do I solve this problem

The action you would use to solve x/3=12, and the property that justifies that action

The model A CDs burner burns 60 minutes of data in about 1.15 minutes. The model B CD burner Burns 60 minutes of data inanity 1.5 minutes.