18 + (6 + 9) = (18 + 6) + 9

If 101! = (99!) x, then x = ?

Today the price of a new cell phone is $129 in 2000 the price of a similar cell phone was $240 what is the percent of change in the price of a cell phone from 2000 to today

Given the similarity statement ΔDEF ∼ ΔXYZ, which angle corresponds with ∠Z? A. ∠F B. ∠Y C. ∠E D. ∠D

How many different outcomes are there for tossing a coin 5 times?

Kristin and her family left their campsite for a hike. They hiked 5 miles west and then 2 miles north. How far were they from the campsite?

Round 521,742 to the nearest thousand. 522,000 521,000 521,700 520,000

Select the correct product. (j + 7) (k - 5)

Greg is designing a clock

A boy is 5 years old and his sister is 3 times as old as he is when the boy is 10, how old will his siter be

What is the difference between absolute value negative 3 and - 3