Repeated Addition
5 x 8 =
8 + 8 + 8 + 8 + 8 = 40
9 / 9 =
1
1 x 9 = 9
Nicole buys 3 bags of oranges for her class. Each bag has 7 oranges. How many oranges does Nicole buy?
3 x 7 = 21 oranges
8 x 3 =
24
5 / 1 =
5
9 x 3 =
3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 =
50 / 5 =
10
10 x 5 = 50
Bob has 5 mystery bags with candy. There are 95 pieces of candy in all. How many pieces of candy are in each bag?
95 divided by 5 = 19 pieces of candy in each bag.
5 x 11 =
55
6 / 2 =
3
1 x 12 =
12
300 / 10 =
30
30 x 10 = 300
Jenna and Amber have 98 pieces of candy they collected together on Halloween. They want to split it evenly between each other. How much candy do they each get?
49 pieces of candy
9 x 9 =
81
5 / 5 =
1
4 x 50 =
50 + 50 + 50 + 50 = 200
144 / 12 =
12
12 x 12 = 144
Mrs. Gonnella's class has 5 shelves of books. They want to add one more shelf for 120 books. How many books are on each shelf?
120 / 6 = 20 books
12 x 11 =
132
108 / 9 =
12
6 x 1,800 =
1,800 + 1,800 + 1,800 + 1,800 + 1,800 + 1,800 = 10,800
1,000 / 10 =
100
100 x 10 = 1,000
Alice has collected 12 shells and 6 stones. She wants to put them in 2 bags. Alice uses the equation 12 + 6 / 2 = ? to find how many to put in each bag. Does this equation show how many to put in each bag? Why or why not? What is the correct equation?
No, Alice needs to divide 12 by 2 to find the number of shells for each bag and divide 6 by 2 to find the number of stones in each bag.
12 / 2 = 6
6 / 2 = 3
70,000 x 10 =
700,000
800 / 4 =
200