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McGraw-Hill Math Grade 3 Answer Key Chapter 4 Lesson 7 Multiplying in Any Order
Solve
Multiply.
Question 1.
Answer:
Explanation:
Product of:
2 × 9 = 18.
9 × 2 = 18.
Question 2.
Answer:
Explanation:
Product of 4 and 6:
4 × 6 = 24.
6 × 4 = 24.
Question 3.
Answer:
Explanation:
Product of:
1 × 7 = 7.
7 × 1 = 7.
Question 4.
4 × 9 = ________
9 × 4 = ________
Answer:
4 × 9 = 36.
9 × 4 = 36.
Explanation:
Product of:
4 × 9 = 36.
9 × 4 = 36.
Question 5.
2 × 8 = ___
8 × 2 = ________
Answer:
2 × 8 = 16.
8 × 2 = 16.
Explanation:
Product of:
2 × 8 = 16.
8 × 2 = 16.
Question 6.
4 × 5 = ___
5 × 4 = ___
Answer:
4 × 5 = 20.
5 × 4 = 20.
Explanation:
Product of:
4 × 5 = 20.
5 × 4 = 20.
Question 7.
Diego uses 4 × 5 to find the total number of marbles. Sarah uses 5 × 4. Will they get the same product? Why or why not?
Answer:
They will get same answer because 5 × 4 = 20 or 4 × 5 = 20.
Explanation:
Number of marbles of rows = 4.
Number of marbles of columns = 5.
Number of marbles = Number of marbles of rows × Number of marbles of columns
= 4 × 5
= 20.
Number of marbles = Number of marbles of columns × Number of marbles of rows
= 5 × 4
= 20.