### Common Core State Standard

### 4.NBT.A.3

Use place value understanding to round multi-digit whole numbers to any place.

*CCSS: 3.NBT.A.1, 4.NBT.A.3*

Take an alien flying saucer for a spin and collect numbered fuel pods that answer the rounding (nearest 10) problems. Collecting fuel pods keep your saucer flying. Try flying as long as you can.

*CCSS: 3.NBT.A.1, 4.NBT.A.3*

Take an alien flying saucer for a spin and collect numbered fuel pods that answer the rounding (nearest 100) problems. Collecting fuel pods keep your saucer flying. Try flying as long as you can.

*CCSS: 4.NBT.A.3*

It's a flat out race with you competing against two other runners. Round the numbers as fast as you can to run fast and stay ahead of the other racers. Beat them on all of the levels.

*CCSS: 3.NBT.A.1, 4.NBT.A.3*

Fill up balloons on each crate to send them on their way. Choose the right canister to fill up the balloons on each crate. A simple quick play game with 4 difficulty settings to choose from.

*CCSS: 3.NBT.A.1, 4.NBT.A.3*

Mathboat rounding now with rounding to the nearest 100. Steer your boat by rounding the numbers in the direction arrows to the nearest 100. Video Instructions

*CCSS: 3.NBT.A.1, 4.NBT.A.3*

The reversed version of Mathboat Rounding to Nearest 100 where instead of rounding the number in the direction arrow you'll need to come up with a number that rounds to the number in the direction arrow. Video Instructions

*CCSS: 3.NBT.A.1, 4.NBT.A.3*

Solve the rounding numbers question to put the lid on the box of chocolates. Do it quickly before the monsters can steal your chocolates!