Multiplication Equations
5 x 3
15
10 divided by 2
write the 4 fact families for
3 x 5 =15
3 x 5 =15
5 x 3 = 15
15 divided by 3 = 5
15 divided by 5 = 3
Corey wrote three equations. What number will make all of Corey's equations true?
7 x ? = 54
42 divided by 7 = ?
48 divided by ? = 8
6
Jerome divided his baseball card collection into 2 equal groups. Does Jerome have an even or odd number of cards?
even
8 x 10
36 divided by 6
6
write the 4 fact families for...
5 x 7 = 35
5 x 7 = 35
7 x 5 = 35
35 divided by 6 = 5
35 divided by 5 = 6
If a group of objects is divided into 2 equal groups, none are left over. Is the total number of objects even or odd? What could the total number of objects be?
Even
2,4,6,8,etc... (Any even #)
True or false
8 divided by 1 = 1
False
8 divided by 1 = 8
6 x 9
54
50 divided by 10
5
Write the 4 fact families for...
7 x 3 = 21
7 x 3 = 21
3 x 7 = 21
21 divided by 3 = 7
21 divided by 7 =3
Lizzie drew a bar diagram to total 24. Write a multiplication equation lizzie could use to help with this problem.
12 x 2
2 x 12
24 x 1
1 x 24
8 x 3
3 x 8
6 x 4
4 x 6
64 divided by 8 = ?
8
11 x 7
77
63 divided by 9
7
write the 4 fact families for...
9 x 4 = 36
9 x 4 =36
4 x 9 =36
36 divided by 9 = 4
36 divided by 4 = 9
Levi is buying used books. He buys 5 hardcover books and 2 paperback books. He spends $28. If the books are all the same price. How much does each book cost?
-Count total # of books
7 books
spends 28$ total
28 divided by 7 = 4
each book costs $4
Angela has 5 classes. For each class, she needs 2 folders. Find how many folders she needs in all?
Then write the related fact families
5 x 2 = 10
2 x 5 = 10
10 divided by 2 = 5
10 divided by 5 = 2
12 x 5
60
9
write the 4 fact families for...
11 x 3 = 33
11 x 3 = 33
3 x 11 = 33
33 divided by 11 = 3
33 divided by 3= 11
Mrs. Jefferson wrote the expression 7 x 3 on the board. Which of the following expressions has the same value?
a. (3 x 3) + (3 x 2)
b. (7 x 2) + (7 x 1)
c. (7 x 0) + (7 x 4)
d. (4 x 3) + (4 x 3)
b. (7 x 2) + (7 x 1)
Which number makes both equations true?
27 divided by 9 = ?
9 x ? = 27
3