Which of the following uses the additive

inverse property correctly to simplify the

expression?

A. 15 - + =

B. 10 - 4 + (-) = 0

c. 2 + 2 + 2 = 1 + 2

D. 15.81 + (4.19 + 10.67) = 20 + 10.67

The typical flight of stairs has 12 steps. Billy is on a new fitness regimen that requires him to climb at least 300 steps each day. His fitness tracker says he has already climbed 175 steps.

Which numbers can best be used to estimated 22,957 + 54,998

What is 35/12 as a mixed fraction?

What's 817245 rounded to the nearest hundred thousand

Two is eighteen more than two times a number, what is the equation

Manny has 48 feet of wood. He wants to use all of it to create a border around a garden. The equation 2l+2w=48 can be used to find the length and width of the garden, where l is the length and w is the width of the garden.

What is 0.085 written as a percent? A. 0.85% B. 0.085% C. 8.5% D. 85%

What is 50 divided by - 15

Hailey earned $90 for working 12 hours. How much would she earn for working 20 hours?

Choose the correct simplification and demonstration of the closure property given: (2x3 + x2 - 4x) - (9x3 - 3x2).