# Spectrum Math Grade 1 Chapter 3 Lesson 14 Answer Key Addition and Subtraction Facts through 18

Practice with the help of Spectrum Math Grade 1 Answer Key Chapter 3 Lesson 3.14 Addition and Subtraction Facts through 18 regularly and improve your accuracy in solving questions.

## Spectrum Math Grade 1 Chapter 3 Lesson 3.14 Addition and Subtraction Facts through 18 Answers Key

Given numbers are 8 and 8 .
When both are added it generates the result 16 as shown Below.

Given numbers are 9 and 8.
When both are added it generates the result 17 as shown Below.

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

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

Given numbers are 9 and 9 .
When both are added it generates the result 18 as shown Below.

Given numbers are 8 and 6.
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 7 and 7 .
When both are added it generates the result 14 as shown Below.

Given numbers are 8 and 9 .
When both are added it generates the result 17 as shown Below.

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

Given numbers are 9 and 7 .
When both are added it generates the result 16 as shown Below.

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

Subtract.

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

Given numbers are 17 and 9.
When 9 is subtracted  from the number 17 and get the result 8 as shown Below.

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

Given numbers are 18 and 9.
When 9 is subtracted  from the number 18 and get the result 9 as shown Below.

Given numbers are 16 and 7.
When 7 is subtracted  from the number 16 and get the result 9 as shown Below.

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

Given numbers are 17 and 8.
When 8 is subtracted  from the number 17 and get the result 9 as shown Below.

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

Given numbers are 16 and 9.
When 5 is subtracted  from the number 16  and get the result 7 as shown Below.

Given numbers are 16 and 8.
When 8 is subtracted  from the number 16  and get the result 8 as shown Below.

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

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

Solve each problem.

There are 17 .
9 are broken.
How many are not broken? 8

There are 9 .
9 more come.
How many are there? _______
Total number of Tortoise = 9
Again Number of tortoise come = 9
Therefore Total number of Tortoise come = 9 + 9 =18

Luisa caught 8 .
She catches 9 more .
How many did she catch in all? _______
Number that Luisa caught =8
Again Number That Luisa caught = 9
Finally, Luisa caught in all = 8 + 9 = 17

There are 18 .
9 run away.
How many are left? _______
Total Number of Brooches = 18
Number of Brooches ran away = 9
Number of Brooches Left = 18 – 9 = 9

There are 17 .
There are 8 .
How many more are there? _______