Identify the division facts related to a multiplication fact
Objectives
Student will be able to:
write the division facts related to a multiplication fact.
write the multiplication facts related to a division fact.
Introduction
Sonya has 3 packages. Each package has 5 stickers in it. She has a total of 15 stickers.
The multiplication fact
shows how many stickers Sonya has. The factors in this problem are the numbers 3 and 5. The answer or product is 15.
To find the division facts related to
, divide the product by each of the factors. The division fact
shows how many stickers are in each package.
Repeat this process with the other factor. The division fact
shows the number of packages.
The division facts related to the multiplication fact
are
and
Now work backwards. What are the multiplication facts related to the division fact
Since
, multiplying 3 by 8 equals 24.
So,
and
are the multiplication facts related to
Examples
1.
Write the division facts related to
The product is 30. The factors are 5 and 6.
Divide the product by one of the factors.
Divide the product by the other factor.
The division facts related to
are:
and
2.
Write the multiplication facts related to
The product of the factors 3 and 6 is 18.
Change the order of the factors to write another related multiplication problem.
The multiplication facts related to
are:
Try Together
Complete the exercises.
1.
Write the related division facts for
and
2.
Write the related multiplication facts for
and
Please evaluate the student's answers:
Excellent
Good
Okay