# Spectrum Math Grade 1 Chapter 3 Lesson 12 Answer Key Addition and Subtraction Facts through 16

Practice with the help of Spectrum Math Grade 1 Answer Key Chapter 3 Lesson 3.12 Addition and Subtraction Facts through 16 regularly and improve your accuracy in solving questions.

## Spectrum Math Grade 1 Chapter 3 Lesson 3.12 Addition and Subtraction Facts through 16 Answers Key

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

Given numbers are 8 and 8 .
When both are added it generates the result 16 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 7 .
When both are added it generates the result 16 as shown Below.

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

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

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

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

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

Given numbers are 9 and 5.
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 8 and 7.
When both are added it generates the result 15 as shown Below.

Subtract.

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

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

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

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

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

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

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

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

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

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

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

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

Solve each problem.

There are 9
There are 7
How many in all? 16

There are 16 .
Ted eats 8 .
How many are left? _______
Total Number present = 16
Number that Ted Eats = 8
Therefore , Number of   left = 16 – 8 = 8

Ivan has 16
How many does Ivan still need to read? _____
Number of  Ivan contain = 16
Number of  Ivan still required to read = 16 – 7 = 9

Aisha has 8
She has 8
How many in all ? ____
Aisha has  = 8
Again she has    = 8
Total number that Aisha   contain = 8 + 8 = 16

There are 7 .
9 more come.
How many are there? _____