Students can use the Spectrum Math Grade 3 Answer Key Chapter 4 Lesson 4.3 Problem Solving as a quick guide to resolve any of their doubts.
Spectrum Math Grade 3 Chapter 4 Lesson 4.3 Problem Solving Answers Key
Solve each problem. Show your work.
Ian has 4 bags. He puts 5 marbles in each bag. How many marbles are there in all?
Ian has ____________ bags.
Each bag has ___________ marbles.
There are ______________ marbles in all.
Ian has 4 bags.
Each bag has 5 marbles.
So, the number of marbles in all is 4 x 5 = 20
Therefore, there are 20 marbles in all.
Jennifer jumped over 3 rocks. She jumped over each rock 2 times. How many times did she jump in all?
There are _____________ rocks.
Jennifer jumped over each rock _____________ times.
She jumped _____________ times in all.
There are 3 rocks.
Jennifer jumped over each rock 2 times.
So, The number of times that she jump in all is 2 x 3 = 6
Therefore, She jumped 6 times in all.
There are 4 pots of flowers. There are 2 flowers in each pot. How many flowers are there in all?
There are ___________ pots.
Each pot has ____________ flowers.
There are ____________ flowers in all.
There are 4 pots.
Each pot has 2 flowers.
So, the number of flowers in all is 4 x 2 = 8
Therefore, there are 8 flowers in all.
Write a word problem to fit each number sentence. Solve.
5 × 1 = ______________
Ram has 5 baskets. He put 1apple in each basket. How many apples are there in all?
The solution is
The number of apples in all is 5 x 1 = 5.
Therefore there are 5 apples in all.
3 × 4 = ______________
There are 3 plants. There are 4 flowers for each plant. How many flowers are there in all?
The solution is
The number of apples in all is 3 x 4 = 12.
Therefore there are 12 flowers in all.