The temperature in lakeside was 21°c. the temperature in salem was 9°c. how much warmer was the temperature in lakeside than the temperature in salem?

Do 12/14 and 8/10 have the same value? explain your answer.

Neveah and clint are baking muffins for the bake sale. they need to bake 30 muffins for their display case. clint has baked 4 so far, and neveah has baked 7. how many muffins (m) do they have left to bake? show your work!

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers