Explain why -11 is less than -7, but |-11| is greater than |-7|

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet