Place Value
Rounding
Addition
Estimation Problems
Subtraction
100

Which digit is found in the tens place?

1,453

5

100

Round 74 to the nearest ten. 

70

100

Find the sum.  592 + 297 =

889

100

Travis bought two bags of popcorn that weighed 27 ounces each.  About how much do both the bags of popcorn weigh? (hint: round both numbers to the nearest 10, then add)

60 ounces

100

Find the difference. 

474 - 392

82

200

What is the word form for 691?

six hundred ninety-one

200

A movie theater had 367 visitors one day.  To the nearest ten, how many visitors did the theater have that day? 

The theater had about 370 visitors that day.

200

35 + 27 + 19 = 

81

200

Nalani weighed a box of oranges.  The oranges weighed 173 pounds.  She also weighed a box of apples.  The apples weighed 119 pounds.  About how many more pounds do the oranges weigh than the apples?

(hint: round both numbers to the nearest 10, then subtract)

The oranges weigh about 50 pounds more.

200

702 - 459 = 

243

300

How many tens are in the number below?

475

7 tens

300

Ms. Casillas scored 189.  What did Ms. Casillas score to the nearest hundred? 

200

300

Ricardo has 256 marbles and is given 128 more by a friend. How many marbles does Ricardo have in all? 

Ethan has 384 stamps in all. 

300

The door in the classroom is 103 inches tall.  Mrs. Morgan is 64 inches tall.  About how many inches shorter is Mrs. Morgan than the door?

About 40 inches.

300

A movie theater sold 692 tickets to the evening show.  It sold 85 tickets to the afternoon show.  How many more tickets were sold to the evening show than the afternoon show? 

607 more tickets were sold to the evening show than to the afternoon show. 

400

How many hundreds are in the number below?

1,924

9 hundreds

400

To the nearest hundred, which number does NOT round to 500?

a. 468

b. 472

c. 419

d. 446

c. 419

400

436 + 115 + 32 = 

583

400

There are 876 students that attend Southwest Elementary.  145 of those students are in third grade.  About how many students are not in third grade? (hint: round both numbers to the nearest 10, then subtract)

a. 1,030 students

b.  1,020 students

c.  730 students

d.  720 students


About 730 students are not in third grade.

400

301 - 28

273

500

What is the vale of the underlined digit?

1,763

700

500

Which two of the following numbers round to 600?

687

656

587

603

524

587, 603

500

Amy, Penny, and Sara have a barbie collection.  Amy has 258 barbies, Penny has 389 stickers and Sara has 147 stickers.  How many barbies do they have in all?

794 Barbies

500

Three packages of textbooks arrived at school addressed to the third-grade teachers.  One package weighed 113 pounds.  Another weighed 205 pounds.  The last one weighed 187 pounds.  About how much do the textbooks weigh altogether? (hint: round the numbers to the nearest 100, then add)

The textbooks weigh about 500 pounds.

500

Find the difference 1,000 - 832.

168