Sarah’s mom leaves work at 4:30PM. She drives 20 minutes to the grocery store. She stays at the grocery store for 30 mins. She arrives home at 6:00PM. How long did it take Sarah’s mom to get home from the grocery store?
40 minutes
500
(10×8)+40÷4+35÷5
97
500
6/2 divided by 10/9 =
6/9 x 9/10 = 54/20 = 27/10 or 2 7/10
500
7.7 ÷ 0.7 =
11
500
Use Smartboard slide 28
(0, 3), (1, 4), (2, 8), (3, 12)
500
Harry needs to do a lot of homework. He starts with Math and studies from 3:45pm until 4:15pm. Then he does Science from 4:15pm until 4:50pm. Finally he works on Social Studies from 4:50pm until 5:30pm. How long did Harry spend doing his homework?