For addition, drag tiles onto the board, To form a group, place one tile on top of another.
Use the integer tiles to find the sum of 4 and -5.
09
O 1
O-1
0-9
Board sum: 0

The deck that kenneth is building is in the shape of a parallelogram abcd the measure of angle c is one third the measure of angle b find the measure of each angle of the deck

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6