Facts
4+5
9
There were four kids on the playground. Two more friends joined them. How many kids are on the playground now?
It is an addition problem.
Your fingers
3+___=7
4
There were 5 students reading books. 2 more students joined them. How many students are reading books?
Answer, label and equation
7 students
5+2=7
7-2
5
Trisha had 3 ice cream cones. She gave 2 away to her friends. How many ice cream cones does she have now?
It is a take away problem.
Counting like this to solve:
5, 6, 7
Counting on
Whole is 10
one part is 6
What is the other part?
4
Amani has 8 stickers. She gave 7 to Jessica. How many stickers does Amani have now?
Answer, label and equation
1 sticker
8-7=1
What is the related subtraction equation:
2+7=9
9-7=2
or
9-2=7
Arshi had some cars. Moin gave her 3 cars. Now she has 8 cars. How many cars did she start with?
It is a missing part problem.
Using a tool
Acting it out
You have 8 counters. How many more to make 10?
2
Tom has 12 science experiments. Kennedy has 7 science experiments. How many more experiments does Tom have than Kennedy?
Use pictures, equation and label
12-7=5
5 more experiments
What is the related addition sentence?
8-5=3
5+3=8
or
3+5=8
Abhay has 9 pencils. Surya has 5 pencils. How many more pencils does Abhay have?
It is a comparing problem.
Drawing a picture
The 10 frame has 3 dots. How many more to make 10?
7 more
Some bees were flying around. 4 more bees joined them. Now there are 8 bees flying around together. How many bees were flying at the beginning?
Use pictures, equation and label
8-4=4
4 bees
Write the entire fact family for the numbers
4, 2, 6
6-2=4
6-4=2
2+4=6
4+2=6
You have a ten frame with some dots. The question asks how many more to make a ten.
It is a missing parts problem.
A special line used to help solve math problems
A number line
If you have 1 yellow counter and 9 red counters, what would the equation be?
1+9=10
Mrs. Strawn brought cookies for everyone in our class. She had 2 extra. The cookie package has 25 cookies in it. How many students were at school that day?
Equation, label and pictures
25-2=23
23 students