Unit 5 Review

Rounding

100

Round 2,753 to the nearest hundreds. 

2,800

200

Round 12,467 to the nearest hundreds place.

12,500

300

7,831 rounded to the nearest thousand is

8,000

400

Bob rounds 201,503 to the nearest thousand and gets 201,000.  Did Bob make a mistake? EXPLAIN

Yes

500

Round 473,262 to nearest ten-thousands .

470,000

Comparing Numbers

100

Which number sentence is not true?

A. 4,312 < 4,321            C. 4,312 > 3,412

B. 4,312 < 4,231            D. 4,312 > 4,123

C

200

Write each number in a column that either says more than 700 or less than 700.

1,356        852        215        477        698        701

Less than: 215,477,698

More than: 1,356, 852, 701

300

Write the each one in numerical form (the numbers)

1. Eight hundred twenty-four__________________

2. Five hundred seventy-two__________________

3. 1,000+900+60+3   __________________

4. Seven thousand, thirty-two__________________

1. 824

2. 572

3. 1,963

4. 7,032

400

Is the comparison true or false?  Write True or False.

1. 1,322 > 1,232        True / False

2. 671  > 1,782           True / False

3. 5,012 > 5,201        True / False

4. 3,709 < 3,970        True / False

True

False

False

True

500

Write the number forty-five thousand, six hundred two.

45,602

Addition

100

8,346 + 2,927 =

11,273

200

45,013 + 32,927 =

77,940

300

Stacy used the U.S. standard algorithm to find 635 + 175. What does the 1 above the 6 represent? 

     

100

400

Which sum is closest to 6,000? 

1. 2,346 + 3,005                       C. 1,888 + 4,392

2. 3,560 + 3,270                       D. 5,290 + 788 

1=5351

2=6830

3=6280

4=6078 CORRECT

500

Alex drove 12,358 miles over the summer. If he drives 4,296 more miles over Christmas break how many miles would he have driven?

16,654

Subtraction word problems

100

Sally had 1,736 beads in her kit to make necklaces. She used 1,059 beads last week. How many beads does she have left in her kit?

677

200

he Eiffel Tower is 1,803 meters tall, and the Empire State Building is 4,972 meters tall. The Empire State Building is how many meters taller than the Eiffel Tower?

3169

300

ustin’s boat is 2,084 centimeters in length. Kimberly’s boat is 783 centimeters in length. How much longer is Justin’s boat than Kimberly’s?

1301

400

Last year, Addison swam 9,657 yards, Jessica swam 11,283 yards, and Tyler swam 25,604 yards. How many more miles did Tyler swim that Addison & Jessica combined?

4664

500

Mrs. Cook’s class read 507 books the 1st 9 weeks and 203 books the 2nd 9 weeks. How many more books did they read during the first 9 weeks than the 2nd 9 weeks?

304