Addition & Subtraction
Rounding
Measurement
Elapsed Time
Place Value
100

731−458=  

273

100

Round 4,435 to the nearest 100

4,400

100

What would be the best unit of measure to measure the length of a football field?

Yards

100

A cake needs to bake for 45 minutes. If you put it in the oven at 3:15 PM, what time will it be ready?

4:00pm

100

How many tens are in this number 

6, 782

678

200

The students at an elementary school held a big fundraiser to buy new playground equipment. The 3rd Grade class raised $745 by selling bracelets, and the 4th Grade class raised $198 by holding a carnival. How much did they raise altogether? 

1,036

200

Round 885 to the nearest 10

890

200

A student needs to measure three different amounts of liquid:

  1. The amount of water to fill a large fish tank.

  2. The amount of milk in a small juice box.

  3. The amount of water needed to fill a cooking pot.

Question: Match each measurement to the best customary unit of volume: Cups (C), Quarts (qt), or Gallons (gal).

Fish Tank (Gallons)

Milk (Cups)

Cooking pot (Quarts)

200

Sarah began her homework at 4:50 PM. She finished 1 hour and 15 minutes later. What time did she finish?

6:05pm

200

Write this number in standard form. 

2 thousands, 6 hundreds, 23 tens, 13 ones

2,843

300

The total cost for the school's exciting science museum field trip, which includes the buses and tickets, is $1,520. The school's special field trip account currently has $1,195. How much more money does the school still need to raise to meet the total cost of the field trip? 

$325

300

A teacher was organizing the classroom supplies and made a quick count of several items. They counted 124 pencils, 257 crayons, and 88 glue sticks.

Round the number of each supply item to the nearest ten.

120

260

90

300

A farmer is going to the market with three different items:

  1. A large pumpkin 

  2. A small basket of berries.

  3. A sack of feed for his animals.

Question: Which two items would most likely be measured using Pounds (lbs), and which item would be better measured using Ounces (oz)?

Pumpkin (Pounds)

Berries (Ounces)

Feed (Pounds)

300

Mr. Diaz taught two math lessons back-to-back without a break. The first lesson started at 9:20 AM and lasted for 40 minutes. The second lesson lasted for 50 minutes. What time did Mr. Diaz finish teaching the second lesson?

10:50

300

Write 4,456 in expanded notation.

2,000+600+30+4

400

A farmer harvested 817 pumpkins and sold 392 of them at a market. How many pumpkins does the farmer have left?


425

400

On the first day, James picked 462 Red Delicious apples. On the second day, Mary picked 715 Fuji apples. On the third day, Sarah picked 355 Granny Smith apples.

Round the number of apples picked each day to the nearest hundred.

500

700

400

400

What would be the best unit of measure to measure the distance between two states?

Miles

400

A family watched two movies on Saturday. Movie A started at 1:45 PM and ended at 3:10 PM. Movie B started at 6:50 PM and ended at 8:35 PM. Which movie was longer?

Movie B

400

Compare these numbers 

7,365 __  7,382

7,382 is greater

500

The school library received a big shipment of new books. First, they got 358 new fiction books. Then, they received 421 new non-fiction books. The principal's goal is to have exactly 1,500 books in the library! How many more books does the school need to buy to reach their goal?

721 books

500

The school held a two-day fair. On Saturday, 1, 674 people attended, and on Sunday, 1, 519 people attended. Round each day's attendance to the nearest hundred. Approximately how many people attended the fair in total?

3,200

500

A carpenter needs to cut a 25-foot board into three smaller pieces: Piece A, Piece B, and Piece C.

  • Piece A must be 8 feet long.

  • Piece B must be 9 feet long.

  • The leftover wood will be Piece C.

If the carpenter cuts Pieces A and B, will Piece C be longer than 7 feet?

Yes

500

Ethan needs 45 minutes to finish his homework and 20 minutes to eat dinner. He knows he must be completely finished with both tasks by 6:15 PM so he can go to a club meeting. What is the latest time Ethan can start his homework and still finish everything on time? 

5:10

500

Write this number in standard form 

46 tens 23 ones 

483