All the solutions provided in McGraw Hill My Math Grade 3 Answer Key PDF Chapter 8 Apply Multiplication and Division will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 3 Answer Key Chapter 8 Apply Multiplication and Division
ESSENTIAL QUESTION?
How can multiplication and division facts with smaller numbers be applied to larger numbers?
Answer:
The multiplication and division facts with smaller numbers be applied to larger numbers is
In normal 14 x 11 = 154.
For large numbers
14 x 10 + 14 x 1
= 140 + 14
= 154.
We ca divide the large numbers into small numbers and divided or multiply.
Am I Ready?
Use counters to find the number of equal groups, or how many are in each group.
Question 1.
9 counters
3 equal groups ____ in each group
So, 9 ÷ 3 = ____
Answer:
Given that,
9 counters of 3 equal groups.
So, 9 divided by 3 equal to 3.
9 ÷ 3 = 3
Therefore there are 3 in each group.
Question 2.
15 counters
5 equal groups ____ in each group
So, 15 ÷ 5 = ____
Answer:
Given that,
15 Counters in 5 equal groups.
So, 15 divided by 5 equal to 3.
15 ÷ 3 = 5.
Therefore there are 5 equal groups.
Algebra Use the array to complete each pair of number sentences.
Question 3.
4 × ____ = ____
24 ÷ ____ = ____
Answer:
Given that,
In the array there are 4 rows and 6 columns.
Multiplication 4 with 6 then you get 24.
4 x 6 = 24.
24 divided by 6 equal to 4.
24 ÷ 4 = 6.
Question 4.
____ × ____ = ____
____ ÷ ____ = ____
Answer:
Given that,
The array as 3 rows and 7 columns.
Multiplication of 3 with 7 then you get 21.
3 x 7 = 21.
21 divided by 7 equal to 3.
21 ÷ 7 = 3.
Multiply.
Question 5.
5 × 6 = ____
Answer:
Multiplication of 5 with 6 then you get 30.
5 x 6 = 30.
Question 6.
Answer:
Multiplication of 10 with 2 then you get 20.
10 x 2 = 20.
Question 7.
Answer:
Multiplication of 2 with 8 then you get 16.
2 x 8 = 16.
Divide.
Question 8.
Answer:
18 divided by 3 equal to 6.
18 ÷ 3 = 6.
Question 9.
24 ÷ 3 = ____
Answer:
24 divided by 3 equal to 8.
24 ÷ 3 = 8.
Question 10.
Answer:
50 divided by 10 equal to 5.
50 ÷ 10 = 5.
Question 11.
There are a total of 15 prizes. Each child gets to pick 3 prizes. How many children will be picking prizes?
Answer:
Given that,
The total number of prizes are 15.
Each child gets to pick 3 prizes.
The number of children picking prizes are 15 ÷ 3 = 5.
Therefore the number of children picking prizes is 5.
My Math Words
factors known fact pattern product
Making Connections
Look at the partial multiplication table below. Label each section with the correct review vocabulary word.
Complete the sentence with the vocabulary word not used in the activity.
A ____ is a fact that you have memorized.
Answer:
The know fact that you have memorized.
My Vocabulary Cards
Ideas for Use
- Use the blank cards to write words from previous chapters you would like to review. On the back of the card, draw or write a definition for each word.
- Use the blank cards to write multiplication facts horizontally. On the back of the cards, write the same facts vertically.
- Use the blank cards to write the division facts you have learned so far using the ÷ symbol. On the backs of the cards, write the same facts using the
symbol. - Use the blank cards to write basic multiplication and division facts. Write the answers on the backs of the cards.
My Foldable
Foldables Follow the steps on the back to make your Foldable.
Answer:
Foldables
Study Organizer
Answer:
