Addition Strategies

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 a number sentence?

Back

A number sentence is a mathematical statement that shows a relationship between numbers using an operation, like addition.

Tags

CCSS.5.NBT.B.7

Front

If Lisa has 7 pencils and Armando has 8 pencils, how many pencils do they have in total?

Back

7 + 8 = 15

Tags

CCSS.2.OA.C.3

Front

Chris drew 4 birds. If Luke drew 1 more bird than Chris, how many birds did Luke draw?

Back

Luke drew 5 birds. Total: 4 + 5 = 9 birds.

Tags

CCSS.2.OA.A.1

Front

What is a doubles fact in addition?

Back

A doubles fact is when you add a number to itself, like 6 + 6.

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

What is the make ten strategy?

Back

The make ten strategy involves adding numbers to make a total of ten before adding the remaining numbers.

Front

What is the sum of 10 + 10?

Back

The sum is 20. This is an example of a doubles fact.

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Front

How do you find the missing number in the equation 6 + ___ + 1 = 12?

Back

The missing number is 5. 6 + 5 + 1 = 12.

Tags

CCSS.1.OA.B.3

Front

What does it mean to count on in addition?

Back

Counting on means starting from one number and counting up to find the total.

Tags

CCSS.1.OA.C.6

Front

What is the answer to 6 + 7?

Back

The answer is 13.

Tags

CCSS.2.OA.C.3