1. Multi-Step Problems
Amanda Hilliard
SYC

2. Standard: 2.M.OA.01
"I can identify the key information in a word problem and solve for the unknown number."

3. Step 1
Read the Problem:
Sarah got 23 candy canes and she ate 5 of them. Her mom then gave her 8 more. How many candy canes does she have now?

4. Step 2 Find Key Information:
Sarah got 23 candy canes and she ate 5 of them. Her mom then gave her 8 more. How many candy canes does she have now?

5. Step 3 Decide what operation you are going to do first.
Sarah got 23 candy canes and she ate 5 of them. Her mom then gave her 8 more. How many candy canes does she have now?
Subtract: 23-5= ?

6. Step 4 Solve the last part of the problem.
Sarah got 23 candy canes and she ate 5 of them. Her mom then gave her 8 more. How many candy canes does she have now?
Use the answer from 23- 5=18 and add to get final candy canes: 18+8=
26 candy canes

7. Your turn!
Jim went to the toy store and bought 48 Army men. His mom vacuumed up 25 of them so she bought him 30 more. How many Army men does he have now?
Students can solve on white boards with or without partners.

8. Answer.....
Jim went to the toy store and bought 48 Army men. His mom vacuumed up 25 of them so she bought him 30 more. How many Army men does he have now?
Subtract first: 48-25=23
Add to get final answer: 23+30=53 Army men

9. One more :)
Beth baked 48 cookies. She brought 24 to school to give to her friends. When she got home, she baked 20 more. How many cookies did she have after school?

10. Do you agree?
Beth baked 48 cookies. She brought 24 to school to give to her friends. When she got home, she baked 20 more. How many cookies did she have after school?
Subtract: 48-24=?
?=24
24+20=44
44 cookies

11. Closure
Tell you partner the steps you need to follow to solve word problems with missing numbers.