Adding and Subtracting Three-Digit Numbers

Subtracting 3 Digit Numbers

3 Reads

Open Ended

Why do you need to regroup the 1 ten as ten ones? 

Multiple Choice

$$450-218=$$  

• 232

• 248

• 242

Which way do you agree with the most?

Look at the picture it? What makes sense to you about this way?

Look at the middle model it. What makes sense to you about this way?

Finally, look at the model it. What makes sense to you?

Multiple Select

Jim has 572 stamps. Leo has 347 stamps. How many more stamps does Jim have then Leo? Show your work.

• 919

• 235

• 225

Multiple Choice

$$473-235=$$  

• 235

• 238

• 242

Open Ended

Rita and Jose are playing a game. Rita has 224 points. Jose has 330 points. Explain how you find how many more points Jose has then Rita.

Multiple Choice

Areli has 18 beenie babies, and Adrian has 7, how many more beenie babies does Areli have then Adrian?

• 5

• 10

• 11

Multiple Choice

Yeira has 22 lolipops, and David has 16 lolipops, how many more lolipops does Yeira have then David?

• 10

• 12

• 6

Multiple Choice

Areli has 18 beenie babies, and Adrian has 7, how many more beenie babies does Areli have then Adrian?

• 5

• 10

• 11