# Spectrum Math Grade 1 Chapter 3 Lesson 10 Answer Key Addition and Subtraction Facts through 15

Practice with the help of Spectrum Math Grade 1 Answer Key Chapter 3 Lesson 3.10 Addition and Subtraction Facts through 15 regularly and improve your accuracy in solving questions.

## Spectrum Math Grade 1 Chapter 3 Lesson 3.10 Addition and Subtraction Facts through 15 Answers Key

Given numbers are 7 and 8.
When both are added it generates the result 15 as shown Below.

Given numbers are 9 and 5 .
When both are added it generates the result 14 as shown Below.

Given numbers are 6 and 9.
When both are added it generates the result 15 as shown Below.

Given numbers are 5 and 8.
When both are added it generates the result 13 as shown Below.

Given numbers are 7 and 7 .
When both are added it generates the result 14 as shown Below.

Given numbers are 6 and 7 .
When both are added it generates the result 13 as shown Below.

Given numbers are 9 and 6.
When both are added it generates the result 15 as shown Below.

Given numbers are 7 and 6.
When both are added it generates the result 13 as shown Below.

Given numbers are 8 and 7 .
When both are added it generates the result 15 as shown Below.

Given numbers are 7 and 7 .
When both are added it generates the result 14 as shown Below.

Given numbers are 8 and 6 .
When both are added it generates the result 14 as shown Below.

Given numbers are 4 and 9 .
When both are added it generates the result 13 as shown Below.

Subtract.

Given numbers are 13 and 7.
When 7 is subtracted from the number 13 the result obtained is 6 as shown Below.

Given numbers are 15 and 8.
When 8 is subtracted from the number 15 the result obtained is 7 as shown Below.

Given numbers are 14 and 5.
When 7 is subtracted from the number 13 the result obtained is 9 as shown Below.

Given numbers are 13 and 8.
When 8 is subtracted from the number 13 the result obtained is 5 as shown Below.

Given numbers are 14 and 6.
When 6 is subtracted from the number 14 the result obtained is 8 as shown Below.

Given numbers are 15 and 9.
When 9 is subtracted from the number 15 the result obtained is 6 as shown Below.

Given numbers are 15 and 7.
When 7 is subtracted from the number 15 the result obtained is 8 as shown Below.

Given numbers are 13 and 4.
When 4 is subtracted from the number 13 the result obtained is 9 as shown Below.

Given numbers are 15 and 6.
When 6 is subtracted from the number 15 the result obtained is 9 as shown Below.

Given numbers are 13 and 9.
When 9 is subtracted from the number 13 the result obtained is 4 as shown Below.

Given numbers are 14 and 7.
When 7 is subtracted from the number 14 the result obtained is 7 as shown Below.

Given numbers are 14 and 8.
When 8 is subtracted from the number 14 the result obtained is 6 as shown Below.

Solve each problem.

There are 15 .
9 drive away.
How many are left? 6

There are 7
There are 8
How many leaves in all? _______
Initially Number of leaves present = 7
Again Number of leaves Present = 8
Number of leaves present totally = 7 + 8 = 15

There are 9 on the shelf.
There are 6 more on the floor.
How many in all? _______
Number of   on shelf = 9
Number of more    present on floor = 6
Number of present in all = 9 + 6 = 15

Marcus has 15 .
Sue has 7 .
How many more does Marcus have? _______
Number of   contain = 15
Number of  Sue contain = 7
Now , Number of more   that Marcus contain = 15 + 7 = 22

Len has 15
He has
How many more does he have? _______