Addition and Subtraction

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 is the sum of 436 and 163?

Back

The sum of 436 and 163 is 599.

Front

What is the sum of 569 and 224?

Back

The sum of 569 and 224 is 793.

Front

If Avery had 277 Dojo points and spent 265, how many points does she have left?

Back

Avery has 12 Dojo points left.

Front

What does the number sentence 8 + 2 = represent?

Back

It represents the addition of 8 and 2.

Front

What does the number sentence 8 - 2 = represent?

Back

It represents the subtraction of 2 from 8.

Front

What is expanded form?

Back

Expanded form is a way to write numbers by showing the value of each digit.

Front

What is the next step after writing 346 as 300 + 40 + 6?

Back

The next step is to add it to the expanded form of another number.

Front

What is the expanded form of 231?

Back

The expanded form of 231 is 200 + 30 + 1.