chapter 5 review rounding front end estimation subtraction word problems

Chapter 5 Review

•Rounding•Front End Estimation

•Subtraction•Word Problems

Question

Round to find the difference.

63 – 49 = _____

Answer

63 – 49 = _____

60 – 50 = 10

Question

Find the difference:

608 – 409 = _____

Answer

5 9 18

608

-409

199

Question

Tyler ate 231 hot dogs. Ciera ate 197 hot dogs. How many more hot dogs did

Tyler eat than Ciera?

Answer:

1 12 11

231

-197

034

Question

Use front end estimation to estimate the difference.

8,026 – 4,875 = ____

Answer

8,026 – 4,875 = ____

8,000 – 4,000 = 4,000

Question

Dakota goes shopping and buys a shirt that cost $8.97. He

gives the cashier $10.00. How much change should he

receive?

Answer

9 9 10

10.00

- 8.97

1.03

Question

Which two numbers have a difference of about 300.

A. 689 and 124

B. 788 and 236

C.706 and 414

D.919 and 387

Answer

The two numbers have a difference of about 300 -

706 and 414

700 - 400 = 300

Question

Find the difference:

402 – 317 = ____

Answer:

3 9 12

402

– 317

085

Question

Round to the nearest dollar to estimate the difference.

$6.54 - $4.39 = _____

Answer

$6.54 - $4.39 = _____

$7.00 - $4.00 = $3.00

Question

Round to the nearest hundred to estimate the difference:

7,322 – 5,842 = _____

Answer:

7,322 – 5,842 = ___

7,300 – 5,800 = 1,500

Question

Find the difference.

205 – 67 = _____

Answer

1 9 15

205 - 67138

Question

Use front end estimation to estimate the difference.

795 – 309 = _____

Answer

795 – 309 = _____

700 – 300 = 400

Question

Lindsay paddled 4,033 feet in her canoe. Ronald paddled 2,077 feet in his canoe. How much

farther did Lindsay paddle than Ronald?

Answer

3 9 12 13

4,033

-2,077

1,956

Question

Round to find the difference.

$9.65 - $5.48 = _____

Answer

$9.65 - $5.48 = _____

$10.00 - $5.00 = $5.00

Question

McDonald’s is having a special on cheeseburgers and french fries.

You can buy both for $3.49.

Mrs. Haskins has $10.00 to spend. How much money will she have left

if she the special?

Answer

9 9 10

$10.00

- 3.49

$ 6.51

Question

Mrs. Hawkins collected 627 pounds of paper for recycling in March and

308 pounds of paper in May.

How many more pounds of paper did Mrs. Hawkins recycle in March

than she did in May?

Answer:

1 17

627

- 308

319

Question

The flower shop has 205 roses, 998 tulips, 79 mums, and 540 lilies.

How many more tulips than lilies does the flower shop have?

Answer:

998

- 540

458

Question

Mrs. Ingram has 45 CD’s, 310 stickers, and 86 trading cards.

How many more stickers than trading cards does she have?

Answer:

2 0 10

310

- 86

224

10