What is 513 rounded to the nearest HUNDRED?

158 + _____ = 463

Marlena had 204 toy cars in her collection. She bought 47 more cars. If she gave 38 stamps to her brother, how many toy cars does Marlena have now?

When rounding to the nearest HUNDRED, what is the LEAST whole number that rounds to 900?

A) 801
B) 850
C) 851
D) 949

607 - 468 = ?

Darla went to the beach for 90 minutes on Saturday. She walked to the lighthouse for 27 minutes and made a sand castle for 32 minutes. She spent the rest of the time snorkeling. How long did Darla spend snorkeling?

What is 703 rounded to the nearest TEN?

What is true for finding this sum? Select all that apply.

344
221
+118
-------

A) Add the ones.
B) Regroup the ones.
C) Add the regrouped ten.
D) Regroup the tens.
E) Add the regrouped hundred.

Emilio earned $295 from his lawn-mowing business last month. This month he earned $189. If he used $95 to fix the lawnmower, about how much money does Emilio have left?

When rounding to the nearest TEN and the nearest HUNDRED, what number rounds to 400?

A) 295
B) 299
C) 390
D) 399

What is the difference?

276 - 70 = ____

Which equation matches this word problem?

"Third graders are having a bake sale to raise money for a field trip. Melissa brought 132 cookies and Robert brought 248 cookies. By 4:00 PM they had sold 237 cookies. How many cookies (c) are left?"

A) 248 - 237 - 132 = c
B) 132 + 248 - 237 = c
C) 248 - 237 + 132 = c

What is 1,000 rounded to the nearest TEN?

613
- 432
--------
221

What is the error and what is the correct answer?