Fill in the blank to create a true equation: -27 + _ = 0

7 + _ = 0

-3 + _ = +1

-7 + _ = -1

My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.

Ineed i been stuck on this question since yesterday

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?