2-min Fluency Warm-up — Solve in your head.
56 − 10 =
29 + 10 =
74 − 10 =
41 + 10 =
Read carefully. Think about what is happening in the situation. Draw if it helps!
Lily started with 83 stickers in her collection book. She gave some to her best friend at recess. Now she has 56 stickers left. How many stickers did Lily give to her friend?
Draw or write your thinking:
stickers
The playground had 74 children at lunch time. After lunch, some went back to class. Now there are 29 children on the playground. How many children went back to class?
Draw or write your thinking:
children
A baker made 95 cupcakes for the school fair. By noon, 38 cupcakes were sold. How many cupcakes were left for the afternoon?
Draw or write your thinking:
cupcakes
Solve step by step. Write each answer as you go.
Solve each step carefully.
1. Marcus had 68 marbles. He lost 27 marbles at the park. Then his dad gave him 15 more for his birthday. How many marbles does Marcus have now?
Number Talk — Explain WITHOUT calculating.
A: 72 − 28
B: 82 − 38
Which difference is bigger, or are they the same?
My thinking:
A: 65 − 17
B: 65 − 27
Which difference is bigger, or are they the same?
My thinking:
Create Your Own Word Problem
Write a subtraction word problem about something you like (sports, animals, food, games, etc.). Make sure it needs regrouping. Then solve it.
My thinking:
Answer: