Go through the Math in Focus Grade 3 Workbook Answer Key Chapter 7 Practice 2 Multiplying Without Regrouping to finish your assignments.

## Math in Focus Grade 3 Chapter 7 Practice 2 Answer Key Multiplying Without Regrouping

**Fill in the missing numbers.**

Example

2 × 13 = ?

2 × __3__ ones = __6__ ones.

2 × __1__ ones = __2__ tens.

so, 2 × 13 = __26__

Question 1.

2 × 342 = ?

2 × ___ ones = ___ ones

2 × ___ tens = ___ tens

2 × ___ hundreds = ___ hundreds

So, 2 × 342 = ___

Answer:

2 × 342 = 684.

Explanation:

Given to find 2 × 342, so in the first step, we will multiply

2 × 2 ones = 4 ones, and then we will multiply

2 × 4 tens = 8 tens, and then we will multiply

2 × 3 hundreds = 6 hundreds

So, 2 × 342 = 684.

Question 2.

3 × 312 = ?

3 × ___ ones = ___ ones

3 × ___ tens = ___ tens

3 × ___ hundreds = ___ hundreds

So, 3 × 312 = ___

Answer:

3 × 312 = 936.

Explanation:

Given that to find 2 × 342, so in the first step, we will multiply

3 × 2 ones = 6 ones, and then we will multiply

3 × 1 tens = 3 tens, and then we will multiply

3 × 3 hundreds = 9 hundreds

So, 3 × 312 = 936.

Question 3.

4 × 201 = ?

4 × ___ one = ___ ones

3 × ___ tens = ___ tens

4 × ___ hundreds = ___ hundreds

So, 4 × 201 = ___

Answer:

4 × 201 = 804.

Explanation:

Given that 4 × 201, so in the first step, we will multiply

4 × 1 one = 4 ones, and then we will multiply

4 × 0 tens = 0 tens, and then we will multiply

4 × 2 hundreds = 8 hundreds

So, 4 × 201 = 804.

**Multiply.**

Example

Question 4.

Answer:

321 × 3 = 963.

Explanation:

Here, the multiplication of 321 × 3 is 963.

Question 5.

Answer:

102 × 4 = 408.

Explanation:

Here, the multiplication of 102 × 4 is

Question 6.

Answer:

101 × 5 = 505.

Explanation:

Here, the multiplication of 101 × 5 is

**Match each caterpillar to its leafs.**

Question 7.

Answer:

Here, we have matched the product and the expression.

**Multiply and complete.**

Question 8.

Frederick Frog is hungry. He is out hunting for his lunch. Clever Frederick Frog eats only non-poisonous flies. Flies carrying a product greater than 400 are non-poisonous. Which flies should Frederick Frog eat?

Frederick Frog Should eat flies _____

Answer:

Frederick Frog Should eat flies is B, D, F, G, H, I.

Explanation:

Given that Frederick Frog eats only non-poisonous flies, as the frog only eats non-poisonous which carries a product greater than 400. So the product which is greater than 400 is

432 × 2 is 864,

122 × 4 is 488,

222 × 3 is 666,

111 × 5 is 555,

214 × 2 is 428,

212 × 2 is 424.

So Frederick Frog Should eat flies is B, D, F, G, H, I.

**Solve.**

Example

Curtis scores 22 points in a game.

He wants to score the same number of points for every game. How many points does he hope to score in 4 games?

Answer:

The number of points does he hope to score in 4 games is 88 points.

Explanation:

Given that Curtis scores 22 points in a game and he wants to score the same number of points for every game. So the number of points does he hope to score in 4 games is 22 × 4 which is 88 points.

Question 9.

143 people ride the train every hour. How many people ride the train in 2 hours?

Answer:

The number of people riding the train in 2 hours is 268 people.

Explanation:

Given that 143 people ride the train every hour, so the number of people riding the train in 2 hours is 143 × 2 which is 268 people.

Question 10.

A bakery sells 213 muffins a day. How many muffins does it sell in 3 days?

Answer:

The bakery sells in 3 days is 639 muffins.

Explanation:

Given that a bakery sells 213 muffins a day, so the number of muffins do the bakery sells in 3 days is 213×3 which is 639 muffins.

Question 11.

A website has 232 hits in the first week. In the second week, the website has the same number of hits. How many hits does the website have in both weeks?

Answer:

The number of hits does the website has in both weeks is 464 hits.

Explanation:

Given that a website has 232 hits in the first week and in the second week, the website has the same number of hits. So the number of hits does the website has in both weeks is 232+232 which is 464 hits.

Question 12.

A grocery store sells 202 cartons of milk a week. How many cartons of milk does it sell in 4 weeks?

Answer:

The number of cartons of milk does a grocery store sells in 4 weeks is 808 cartons.

Explanation:

Given that a grocery store sells 202 cartons of milk a week, so the number of cartons of milk does a grocery store sells in 4 weeks is 202 × 4 which is 808 cartons.