Round 85 to the nearest hundred.

Round 852 to the nearest ten.

500 - 164

Round 721 to the nearest hundred.

493 - 351 =

212 - 199 =

Round 235 to the nearest ten.

Walter has 29 erasers. He gives 18 erasers to his friends. Then Walter gets some more erasers from his dad. Now Walter has 28 erasers. How many erasers did Walter's dad give to him?

Round 373 to the nearest hundred.

Ryan has 28 lollipops. Ryan's mom gives him 36 more lollipops so he has enough to share with his friends. Ryan gives 41 lollipops to his friends. How many lollipops does Ryan have left?

245 + 361 =

Round 992 to the nearest hundred.