Mixed Strategies
Mixed Strategies
Regrouping
Number Line
Word Problem
100

426 - 10 = ________

426 - 100 = ________


426 - 10 = 416

426 - 100 = 326

100

354 - 124 = ?

354 - 124 =230

100

374 - 158 = _______

374 - 158 = 216

100

Count back to subtract: 

449 - 217 = ________


Count back to subtract: 

449 - 217 = 232

100

Congratulations! Here are 100 free points!

Congratulations! Here are 100 free points!

200

287 - 10 = ________

287 - 100 = ________

287 - 10 = 277

287 - 100 = 187

200

Congratulations! Here are 200 free points.

Congratulations! Here are 200 free points.

200

956 - 727=________

956 - 727=229

200

Count back to subtract

374 - 152 = ________

374 - 152 =222

200

Ami and Jorge enter their pumpkins in the Giant Pumpkin Contest. Ami’s pumpkin weighs 352 pounds. Jorge’s pumpkin weighs 325 pounds. How many more pounds does Ami’s pumpkin weigh?

352 - 325 = 27

Ami's pumpkin weighs 27 more pounds.

300

Subtract.

980 - 622 = ?

980 - 622 =358

300

800 - 10 = ________

800 - 100 = ________

800 - 10 = 790

800 - 100 = 700

300

Congratulations! Here are 300 free points.

Congratulations! Here are 300 free points.

300

Congratulations! Here are 300 free points!

Congratulations! Here are 300 free points!

300

There are 363 adults and 164 children at a carnival. How many more adults than children are there at the movie?

A. 199

B. 201

C. 219

D. 229

A. 199

400

990 - 10 = _________

990 - 100 = ________

990 - 10 = 980

990 - 100 = 890

400

Which equals 100 less than 535? Choose all that apply.

1. 635

2. 600 + 30 + 53

3. 435

4. 400 + 30 + 5

The answer is 3 and 4.

400

742 - 371 = ________

742 - 371 = 371

400

Add up to subtract.

435 - 231 = ?

435 - 231 = 204

400

Justin has 354 pennies. First, he gives 149 pennies to his brother. Then, he gets 212 pennies from his mom. How many coins does Justin have now?

354 - 149 = 205

205 + 212 = 417

Justin has 417 coins now.

500

Is the difference equal to 212?

1. 536 - 324 = ?             Yes or No

2. 569 - 111 = ?             Yes or No

3. 730 - 518 = ?             Yes or No

4. 980 - 622 = ?             Yes or No

1. Yes

2. No

3. Yes

4. No

500

Subtract.

305-129 = ?

305-129 =176

500

804 - 636 = _______

804 - 636 = 168

500

Add up to subtract

903 - 678 = _________

678 + 225 = 903

903 - 678 = 225

500

Tia collected cans to raise money for school. She collected 569 cans on Monday. Tia collected some more cans on Tuesday. Now she has 789 cans. How many cans did Tia collect on Tuesday?

789 - 569 = 220

Tia collected 220 cans on Tuesday.

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