Unit 1 - Lesson 19 - Grade 3: Illustrative Mathematics

10 x 2

9 x 2

8 x 2

7 x 2

There are 7 rows. Each row has 5 crayons. How many crayons are there?Solve this problem. Explain or show your reasoning.

A field of coconut trees in Mexico has 5 rows of trees. Each row has 9 trees.Write an equation with a symbol for the unknown to represent the situation.

A field of coconut trees in Mexico has 5 rows of trees. Each row has 9 trees. How many trees are there?Solve the problem. Show your reasoning.

After learning about growing coconuts in Mexico, Tyler wants to plant coconut trees in his backyard in Florida. His mom will only let him plant 2 rows of 4 trees in his backyard.Write an equation with a symbol for the unknown to represent the situation.

After learning about growing coconuts in Mexico, Tyler wants to plant coconut trees in his backyard in Florida. His mom will only let him plant 2 rows of 4 trees in his backyard.Solve the problem. Show your reasoning.

Write an equation with a symbol for the unknown number to represent the situation.