Fact Families
Write the fact family for the following numbers.
7, 3, and 21
7 x 3 = 21 --> 21 ÷ 7 = 3
3 x 7 = 21 --> 21 ÷ 3 = 7
If I know 9 x2=____ then I know ____÷_____=____
If I know 9 x2=18 then I know 18÷2=_9
18÷6
3
Pedro has 3 shelfs. On each shelf there are 7 pictures. Find how many pictures there are in all. Write out a division and multiplication equation to represent the problem.
Possible Answers
3 x 7 = 21
7 x 3 = 21
21 ÷ 3 = 7
21 ÷ 7 = 3
6x3= 12
FALSE, I KNOW THIS BECAUSE...
THE CORRECT ANSWER IS 18 AFTER USING EQUAL GROUPS.
Write the fact family for the following numbers.
9, 6, and 54
9 x 6 = 54 --> 54 ÷ 9 = 6
6 x 9 = 54 --> 54 ÷ 6 = 9
If I know 4 x7 =____ then I know ____÷____=__
If I know 4 x7=28 then I know 28÷4=_7___
5x12
60
Create and word problem using the numbers 30,5 and 6.
_____ has 30 apples. They put them into into ________ boxes.. how many are in each box?..
4x8= 32
TRUE. I KNOW THIS BECAUSE WHEN I SHOW MY WORK FIRST I...THEN I...
What is the missing digit in the following equations?
4 x _ = 20
20 ÷ 4 = _
4 x 5 = 20
20 ÷ 4 = 5
If I know 12 x 3=____ then I know ____÷_____=____
If I know 12 x 3=36 then I know 36÷12=__3__
80÷10
8
Mrs. Grace wants to make a year book. She gives third grade 4 pages, and says she can put 8 pictures on each page. How many third grade pictures can she fit in all?
4 x 8 = 32
Mrs. Grace can fit 32 third grade pictures in the yearbook.
22÷__2___=__11__
TRUE. IF 11X2 =22, THEN IF I DIVIDE I CAN PUT THE LARGR NUMBER IN FRONT.
What is the missing digit in the following equations?
9 x _ = 54
54 ÷ 9 = _
9 x 6 = 54
54 ÷ 9 = 6
If I know 9 x 11=____ then I know ____÷_____=____
If I know 9 x 11=99 then I know 99÷__11__=__9__
36÷9
4
A group of objects is divided into 2 equal groups of 8. What is the total number of objects?
a. 15
b. 29
c. 16
d. 73
c. 16
The answer to a division equation is called the product.
false!
Andrew wrote three equations. What number will make all of Andrew's equations true?
48 ÷ 6 = _
24 = 3 x _
_ x _ = 64
48 ÷ 6 = 8
24 = 3 x 8
8 x 8 = 64
Write a multiplication AND division equation for the following sentence. Logan has 35 blueberries. He sorts them into 7 equal groups.
35 ÷ 7 = 5
7 x 5 = 35
7x8
56
Delilah spends $60 for her family to go to a baseball game. If there are 6 members in Delilah's family going to the game, how much did she spend on each ticket?
$10 per ticket
You can switch the same three numbers around for division and multiplication.
Yes you can! This is also known as the INVERSE.