Round 20.86 to the nearest tenth

20
20.8
20.86
20.9

Find the difference (8ab+a+2) - (3ab+6)

If the class was going to get a class pet and 5 picked fish and 7 pick bird and 8 picked rabbits have many students were in the

Find the area of a parallelogram with base 15 yards and height 21 2/3