There are 81 new houses being built in a neighborhood. last month, 1 over 3
of them were sold. this month, 2 over 3 of the remaining houses were sold. how many houses are left to be sold?

Which expression is equivalent to 4 square root 6 divided by 3 root 2

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?