3.4A +/- WORD PROBLEMS

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What does 'total' mean in math?

Back

The total is the sum of all parts or numbers combined.

Front

How do you solve a word problem?

Back

Read the problem carefully, identify the numbers and operations needed, and then perform the calculations.

Front

What is a word problem?

Back

A word problem is a mathematical problem expressed in words, requiring interpretation and calculation.

Front

If you have 138 third graders and 157 fourth graders, how do you find the total number of students?

Back

You add the two numbers: 138 + 157 = 295.

Front

If Allison has $200 and wants to buy a bike for $164 and a helmet for $42, how do you check if she has enough money?

Back

Add the costs of the bike and helmet: $164 + $42 = $206. Since $206 is more than $200, she does not have enough money.

Front

What is the first step in solving a problem that involves finding a total?

Back

Identify all the numbers that need to be added together.

Front

How do you find out how much more one number is than another?

Back

Subtract the smaller number from the larger number.

Front

If Maddox read for 55 minutes and that was 37 minutes more than Saturday, how do you find out how long he read on Saturday?

Back

Subtract 37 from 55: 55 - 37 = 18 minutes.