What must be true about the denominator before you can add or subtract rational

expressions?

Adrianna has fabric that is 3/4 yard long. She needs to cut the fabric into pieces that are 1/8 yard long. How many 1/8 yard-long pieces will she have?

What is 5*5+9+2+2-4+6-2-3

What is the place value of 0 in 0.506

Find the volume of a locker if it is 3 feet high, 15 inches wide, and 14 inches deep.

Lee earns $1,075 each month. How much does he earns in 6 months?

What are three different ways to write 15,638 with only hundreds, tens, and ones?

on a graph would the x-axis be sideways or straight up and would the y-axis be straight up or sideways

What is the inverse of f (x) = -x-1

Angel beats it's wings about 53 times each second. about how many times does Angel beat in 5 seconds

Marco and Nadia each collect money that has spilled from a truck. Marco collects $184.50. Nadia collects 26 percent more than Marco does. How much money does Nadia collect? $185.76 $232.34 $220.93 $232.47