Home/Third Grade Math/Week 4: Addition and subtraction/Lesson 6
K-5 friendly lesson
Try one idea, then jump into the activity.These lessons are designed to feel short, friendly, and easy to follow.

Two-step addition and subtraction word problems

Two-step problems are mini-missions. Solve one part, then use that answer in the next step.

Lesson 6

Concept

Use this plan: 1. What do you know? 2. What do you need? 3. Which operation first? 4. Which operation second? Example: A store sold 246 apples on Monday and 189 on Tuesday. It needs 500 apples sold by Wednesday. How many more apples are needed? Step 1: 246 + 189 = 435 Step 2: 500 - 435 = 65 Answer: 65 more apples.

Try it

Solve: 1. A library had 920 books. It bought 145 more and then lent out 88. How many now? 2. Team Red scored 328 points. Team Blue scored 275. How many more to reach 700 combined? 3. Write your own two-step story problem with answer 120.