Addition
Kai and her mother were made 9 cookies. Kai made 7 cookies. How many cookies did Kai's mother make?
9 = 7 + 2
There are 9 children playing on the playground. There are 3 boys and the rest girls. How many of the children are girls?
9 - 3 = 6
Write 2 addition sentences to solve: 8-3 = ?
3 + 5 = 8
5 + 3 = 8
Sam is confused about what addition facts will help solve 8-1 =
1+7
7+1
Name 2 addition sentences that use the numbers 4, 6, 10
4 + 6 = 10
6 + 4 = 10
8 students are eating in the café. 5 are sitting on one side of the table . How many children are sitting on the other side of the table?
8 - 5 = 3
3 children are sitting on the other side of the table.
True or false will 4+3 help solve 7 - 3 =?
True
Sam is confused about what 4 number sentences you will make from these three numbers: 4, 5, 9
Explain what number sentences you can make.
9 -4 =5
9 -5 =4
5 +4 = 9
4 + 5 = 9
5 birds are sitting on a fence. Some more come to sit on the fence. Now there are 7 birds sitting on the fence. How many birds joined the first 5 birds?
7 = 5 + 2
2 birds
Write two subtraction sentences that go with these addition sentences: 5+2 =7 and 2 + 5 =7
7 -2 = 5
7 - 5 = 2
True or false
10 + 6 will help solve 10 - 6 = ?
False
Dan is confused about ___ = 9-3 Be his teacher . Write two addition sentences that may help him understand and solve
6 +3 = 9
3+6 = 9
4 + 5 = ?
4 + 5 = 9
There were 8 cows. 2 were black and the rest are white. How many are white?
8 -2 = 6
6 cows are white.
Write 2 addition sentences that will help solve 6-2=?
2 + 4 = 6
4 + 2 = 6
Be the teacher
What are some different ways Jenny can find the answer to 9 - 7 = 2
Name at least 2
draw a picture of 9 circles and cross out 7
number bonds
add to subtract
There are 9 dogs sleeping. More dogs went to sleep.
Now there are 10 dogs sleeping. How many more dogs went to sleep.
9 + ___ = 10
9 + 1 = 10
Frank has 10 cars. 4 cars are red. How many cars are blue?
10 - 4 = 6
5 birds are sitting on the fence. 3 fly away to go eat. How many birds are left on the fence?
What addition sentences will help solve this problem
5 - 3 = 2
These addition facts can help solve the above subtraction problem: 3 + 2 = 5 ; 2 + 3 = 5
Be the teacher
Sam is confused about how you can write both an addition sentence and subtraction sentence to solve this problem: 5 fish are swimming in a pond. Some more fish swim over and now there are 8 fish.
Write both an addition sentence and subtraction sentence to match this story problem.
8 - 5 = 3
5 +3 = 8