# Lesson 14 Expressions and Story Problems

Let’s figure out how expressions go with the story problems.

## Warm-up Choral Count: Count On

Now start at the number 3 and count to 10.

## Activity 1 Expression for a Story Problem

There were 10 people riding bikes in the park.

Then 6 of the people stopped riding to have lunch.

How many people are riding bikes now?

## Activity 2 Which Expression?

There were 2 rocks in Lin’s jar.

At the park, Lin put 4 more rocks into her jar.

How many rocks are in Lin’s jar now?There were 8 kids playing hopscotch.

3 of the kids left to go jump rope.

How many kids are playing hopscotch now?

## Activity 3 Centers: Choice Time

Choose a center.

Number Race

Math Stories

## Practice Problem

## Problem 1

There are 5 red apples in the bowl.

Lin puts 3 green apples in the bowl.

How many apples are in the bowl?

Circle the expression that matches the story problem.