Addition and Subtraction Word Problems

π€ Math **word problems **are fun.

π They let us use our math skills to figure out puzzles!

Let's solve this problem:

Ezra collects baseball cards.

He has 12 cards from last season.

He bought 2 more cards this season.

How many cards does he have in all?

π The **first step **to solving any problem is to read it carefully.

Make sure you understand all the facts!

What did we learn from the problem? π€

What are we trying to find? π€

We need to find how many cards Ezra has in **total.**

ππ Here, **TOTAL i**s an important word! ππ

To find the total, should we add or subtract? π€

π Very good!Β

The word "*total"* tells us that we need to **add!**

12 + 2 =14

Nice work!Β

πEzra has 14 cards in all.

π€ Let's review the steps to solving word problems:Β

β Read the problem carefully.

β Find keywords and important facts (or numbers).

Here are examples of keywords:

These keywords will tell you whether you need to add or subtract.

β Write an equation.

β Solve it to get the answer!

Ezra has 19 baseball cards.

He gave 3 cards to his younger brother.

How many cards does he have left?

Let's go through the steps and solve the problem.

β
Make sure you **read and understand** the question.

We need to find how many cards Ezra is left with.

π Write down the given facts.

β
**Look for keywords **that will give you a clue.

Here, our clue word is *'left'. *

It tells us that we need to **subtract.**

β
**Write an equation.**

19 - 3 = ?

β
**Solve it **to get the answer!

19 - 3 =16

Great job!Β

πEzra has 16 cards left.

Now you know how to use addition and subtraction to solve world problems.

Nice work! π Now go ahead and solve some more word problems! π

Teachers:

Create your own self-paced, self-grading lessons.

Try our Lesson Builder tool!Effective, Personalized Learning on Any Device

Give each of your students their own profile with unlimited lessons, practice, and progress tracking.

Teacher Tools

Make your own self-paced, read-assisted, self-grading, mobile-first, adaptive lessons! Access all tools without limits.

Question Bank

View and build off over 2.5k+ lessons and 20k+ smart questions in the growing community library.

Student Analytics

Easily review student progress from the teacher profile.

Easy to Use

Auto-roster with Clever. Designed for both at-school and at-home learning by an ex-Google Product Manager.

Parent

Teacher

Up to 5 students

$39.99 / Year

$6.99 / Month$3.33 / Month

You save $43.89 with the annual plan

7 day free trial