Front

274 + 432 = ?

Back

706

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

639 - 448 = ?

Back

191

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

461 - 285 = ?

Back

176

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

678 - 543 = ?

Back

104

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

123 + 321 = ?

Back

444

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is addition?

Back

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

Tags

CCSS.1.OA.A.1

Front

What is subtraction?

Back

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

Tags

CCSS.2.NBT.B.7

Front

What is a three-digit number?

Back

A three-digit number is a number that has three places, ranging from 100 to 999.

Tags

CCSS.2.NBT.A.3

Front

What does the '+' symbol mean?

Back

The '+' symbol means to add numbers together.

Tags

CCSS.1.OA.A.1

Front

What does the '-' symbol mean?

Back

The '-' symbol means to subtract one number from another.

Tags

CCSS.7.NS.A.1C