Unit 4 - Lesson 17 - Grade 3: Illustrative Mathematics

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17 questions

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Grade 3 Unit 4
Lesson 17: Use the Four Operations to Solve Problems
CC BY 2021 Illustrative Mathematics®

Instructions

Grade 3 Unit 4
Lesson 17: Use the Four Operations to Solve Problems
CC BY 2021 Illustrative Mathematics®

Lesson: Use the Four Operations to Solve Problems

True or False: Multiply by 10 (Warm Up)

Decide if each statement is true or false. Be prepared to explain your reasoning.

2 x 40 = 2 x 4 x 10

Explain your reasoning.

2 x 40 = 8 x 10

Explain your reasoning.

3 x 50 = 15 x 10

Explain your reasoning.

3 x 40 = 7 x 10

Explain your reasoning.

Questions about a Situation

There are 142 guests at a party. All the guests are in 2 rooms. Room A has 94 guests. Room B has 6 tables that each have the same number of guests. There are 4 pieces of silverware and 1 plate for each guest.

What questions could you ask about this situation?

Party Problems

Write an equation to represent the situation. Use a letter for the unknown quantity.

Kiran is making paper rings each day to decorate for a party. From Monday to Thursday he was able to complete 156 rings. Friday, Kiran and 2 friends worked on making more rings. Each of them made 9 more rings. How many rings did they make over the week?

Solve the problem. Explain or show your reasoning.

Write an equation to represent the situation. Use a letter for the unknown quantity.

Mai has 168 muffins. She put 104 of the muffins in a basket. She packed the rest of the muffins into 8 boxes with the same number of muffins. How many muffins were in each box?

Solve the problem. Explain or show your reasoning.

Write an equation to represent the situation. Use a letter for the unknown quantity.

There are 184 cups on a table. Three tables with 8 people at each table come up to get drinks and each use a cup. How many cups are on the table now?

Solve the problem. Explain or show your reasoning.

Cool Down: Andre’s Balloons

Andre has 125 balloons. He and 4 friends hung up some balloons for a party at school and now there are 80 balloons left. If each person hung up the same number of balloons, how many balloons did each person hang up?

Unit 4 - Lesson 17 - Grade 3: Illustrative Mathematics

True or False: Multiply by 10 (Warm Up)

2 x 40 = 2 x 4 x 10

Explain your reasoning.

2 x 40 = 8 x 10

Explain your reasoning.

3 x 50 = 15 x 10

Explain your reasoning.

3 x 40 = 7 x 10

Explain your reasoning.

Questions about a Situation

There are 142 guests at a party. All the guests are in 2 rooms. Room A has 94 guests. Room B has 6 tables that each have the same number of guests. There are 4 pieces of silverware and 1 plate for each guest.What questions could you ask about this situation?

Party Problems

Solve the problem. Explain or show your reasoning.

Write an equation to represent the situation. Use a letter for the unknown quantity.Mai has 168 muffins. She put 104 of the muffins in a basket. She packed the rest of the muffins into 8 boxes with the same number of muffins. How many muffins were in each box?

Solve the problem. Explain or show your reasoning.

Write an equation to represent the situation. Use a letter for the unknown quantity.There are 184 cups on a table. Three tables with 8 people at each table come up to get drinks and each use a cup. How many cups are on the table now?

Solve the problem. Explain or show your reasoning.

Write an equation with a letter for the unknown quantity to represent the situation.

Solve the problem. Explain or show your reasoning.

There are 142 guests at a party. All the guests are in 2 rooms. Room A has 94 guests. Room B has 6 tables that each have the same number of guests. There are 4 pieces of silverware and 1 plate for each guest.

What questions could you ask about this situation?

Write an equation to represent the situation. Use a letter for the unknown quantity.

Mai has 168 muffins. She put 104 of the muffins in a basket. She packed the rest of the muffins into 8 boxes with the same number of muffins. How many muffins were in each box?

Write an equation to represent the situation. Use a letter for the unknown quantity.

There are 184 cups on a table. Three tables with 8 people at each table come up to get drinks and each use a cup. How many cups are on the table now?