1
Write three doubles facts.
Check board.
Ken has 12 toy cars. He gives 5 to his sister. Write an expression that shows how many cars Ken has left.
12-5=7
Jeff has 8 green crayons. He has 9 blue crayons. Write an expression that tells how many crayons he has in all.
8+9=17 OR 9+8=17
There are 9 cows. If 7 are inside the barn. How many are on the outside of the barn?
9-7=2
Write an addition equation that will help you to solve 16-9=?
9+7=16 and 7+9=16
Write two addition equations that will help you to solve 8-2=?
2+6=8 and 6+2=8
Mike and Trina have 9 flowers in all. Mike has 3 flowers. Write two equations that show the story.
3+6=9 OR 6+3=9 OR 9-6=3 OR 9-3=6
Lisa has 2 crayons. Her sister gives her 6 more crayons. Write an equation that shows how many crayons she has in all.
2+6=8 OR 6+2=8
There are 9 cows. If 1 is on the inside, how many are on the outside?
9-1=8
Write a fact family for the numbers 8,7, and 15
7+8=15
15-7=8
15-8=7
What is 10-2=?
8
Mike and Trina have 9 flowers in all. Mike has 3 flowers. How many flowers does Trina have?
9-3=6 She has 6 flowers.
Write a doubles fact that will help you to solve 4+5=_
4+4=8
Show your work on an open number line to solve
14-8=
Look at whiteboard.
Write a related addition fact for 14-6=?
6+8=14 OR 8+6=14
Max has 7 heart stickers. Sam has 3 heart stickers. Write an equation that shows how many stickers they have in all.
7+3=10 OR 3+7=10
Write an addition fact that will help you to solve 9-2=?
2+7=9 OR 7+2=9
What is 13-8. Use a whiteboard to draw a tens frame to make a ten to solve. Write the equations to help make a ten.
13-3=10 , 10-5=5, So, 13-8=5
There are 17 cars in a parking lot. 8 cars leave. Ann says there are 7 cars left in the parking lot. Do you agree or not agree. Show your work.
17-8 does not equal 7 it equals 9. Check whiteboards
Write a related subtraction fact that will help you to solve 9+2=
Write two addition facts that will help you solve 12-7=?
7+5=12 and 5+7=12
Use a whiteboard. Show how to solve 8+6=_ on an open number line.
Check whiteboard
Write a number story for 15-9=_
Check whiteboard
There are 15 grapes in a bowl. Tyrone eats 6 of of the grapes. How many grapes are still in the bowl. On a whiteboard, draw a tens frame and write the equations you would use to make a ten.
15-5=10, 10-1=9 So, 15-6=9
Write a fact family with the numbers 4,7, and 11
4+7=11
7+4=11
11-4=7
11-7=4