What is missing? 3+4=___
3+4=7
Johnny has 3 cats and got 12 more. How many cats does Johnny have in total?
Johnny has 15 cats in total
8 children were arguing over crayons. Some children went to get the teacher. Now there are 4 children left. How many children went to get the teacher? Use a math drawing to help you solve the problem.
8-_=4
4 Student used a correct math drawing to solve the problem.
What is missing? 7+3=__
7+3=10
Solve the problem. How did you get your answer.
4+_=9
5. I counted up, I counted backwards, I subtracted
What is missing? 5+__=9
Completed number bond for 5+4=9
Kathy and her sister always have the same amount of candy. Kathy has 5 pieces of candy. How much candy do Kathy and her sister have? How did you know?
5+_=_
10 pieces of candy.
5+5=10
Which two are equal?
A. 7 - 4 = 5 - 2
B. 6 - 2 = 5 - 4
C. 8 - 1 = 9 - 5
A. 7 - 4 = 5 - 2
What is missing? __+2=8
Completed number bond for 6+2=8
Solve the equation:
17 + 3 = _______
What is missing? 10-___=7
Completed number bond for 10-3=7 10 is the whole
Which is equal?
a. 6 + 6 = 7 + 3
b. 7 + 5 = 3 + 5
c. 5 +5 = 3 + 7
c. 5 + 5 = 3 + 7
Charlie says you can use an addition problem to solve a subtraction problem. He says to solve 3-2=__ just add 3+2. How is Charlie right? How is he wrong?
3+2=5 3-2=1 this is wrong But addition problems do help solve subtraction problems in the same fact family. 2+1=3 helps to solve 3-2=1