joei

Which number sentence completes this fact family? 3+2=5 2+3=5 5-2=3 is it 5+2=7, 5+3=8, 5-1=4 or 5-3=2?

Mara has 2 quarters, 1 dime, and 2 pennies. She wants to buy a purse that is 75 cents. How much more money does she need? Why?

to subtract 30 from 65 using a hundred chart, what do you do?

a picture 8 in. by 12 in. is placed in a frame which has uniform width. if the area of the frame equals the area of the picture, find the dimension of the frame

arman has 1160 annual income from bonds bearing 3% and 5 % interest. then he added 25% more of the 3% bonds and 40% more of the 5 %bonds, threby increasing his annual income by 410. find his initial investment in each type of bond

j.t. shaded 3/5 of a rectangle. mary shaded 4/12 of a congruent rectangle. who shaded more? how do you know?