Addition
Subtraction
Multiplication
Rounding
Place Value & Estimation
10

What is 124 + 235?

359

10

What is 300-128?

172

10

What is 8 X 7?

56

10

Round 46 to the nearest ten.

50

10

In 352, what digit is in the tens place?

5

20

도준 has 248 stickers. He gets 157 more. How many stickers does he have now?

405

20

A classroom has 453 crayons. Students use 224. How many are left?

229

20

Ms. Beck has 6 baskets, and each basket has 5 books in it.
How many books does she have?

30

20

Round 73 to the nearest ten.

70

20

What is the value of the 4 in 4,892?

4,000

30

The school library has 268 books on one shelf and 347 books on another shelf.
How many books are there in total?


268 + 347 = 615

Answer: 615

30

There were 512 students at a school event.
By lunchtime, 279 students had left.
How many students were still at the event?


512 – 279 = 233

Answer: 233

30

The art room has 8 shelves. Each shelf holds 6 paint bottles.
How many paint bottles are there in all?


48

30

Round 684 to the nearest hundred.

700

30

Estimate 289 + 431 (round to nearest hundred).

289 → 300
431 → 400
A: 700


40

Jay has 24 marbles. He buys 18 more, then gives 12 to his friend. How many marbles does Jay have left?

24 + 18 = 42
42 – 12 = 30
A: 30

40

What is 705 – 387?

318

40

There are 12 tables in the lunchroom.
Each table has 6 chairs.
How many chairs are there total?

72 chairs

40

A school collected 684 pencils for a donation drive.
About how many pencils is that when rounded to the nearest hundred?

700

40

Estimate 512 − 199 (round to nearest ten).

512 → 510
199 → 200
A: 310

50

A field trip bus can hold 145 students.
Three buses are filled, and then another group of 128 students arrives.
How many students are there in all?


145 × 3 = 435
435 + 128 = 563

Answer: 563

50

A school collected 974 cans for a food drive.
By Friday, they had donated 456 cans to a shelter.
How many cans do they still have?

974 – 456 = 518

Answer: 518

50

A box holds 8 pencils. Ms. Lee buys 6 boxes.
Then she gives away 14 pencils.
How many pencils does she have left?

8 × 6 = 48
48 – 14 = 34
Answer: 34

50

A library recorded 1,247 visitors in one month.
About how many visitors is that when rounded to the nearest hundred AND to the nearest ten?
(Students must give both.)

Nearest hundred → 1,200
Nearest ten → 1,250

Answer: 1,200 and 1,250

50

What number has 4 thousands, 7 hundreds, 2 tens, and 9 ones?

4,729

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