Rounding
Multiplication/Division
Area/Perimeter
Mass/Weight
Challenge Problems
100

What's the greatest whole number that round to 300?

249

100

Find the product.

300 x 100

300

100

Find the perimeter of the book if the length is 10 inches and the width is 6 inches.

32 inches

100

Convert.


3 Liters =___________ml

3000 ml

100

How many degress are in a right angle?

90 degrees

200

Round 254,987 to the nearest thousand.

255,000

200

Find the product.

40 x 20

800

200

What is the area of the squared smartboard is the area is 4 feet.

16 feet

200

Convert.

4,000 grams=__________kilograms

4 kilograms

200

How many right angles does a circle have?

4 right angles

300

Which of the following round to 13,000?

A. 12,499

B. 12,611

B. 12, 611

300

134 x 6

804

300

What is the missing width of the rectangle is the length is 8 feet and the perimeter is 24 feet?

4 feet

300

Compare.

3 L 1,000 milliliters ___________  4 Liters

They are equal.

300

How many degrees are in a circle?

360 degrees

400

Round 3 ten thousands 2 hundreds 4 tens 2 ones to the nearest hundred

30,200

400

Find the quotient.

100 divided by 5

20

400

Miguel needs to build a sidewalk around his yard. His yard is 20 feet long and 10 feet wide , but he also needs to put a door that is 3 feet wide. How many feet of fence must he buy?

57 feet of fence

400

10,000 milliliters =_________liters

10 Liters

400

What do you call a line that has two end points?

a. line

b. line segment

c. ray

d. point

b. line segment

500

Round 24,798,355 to the nearest million.

25,000,000

500

Find the quotient.

685 divided by 4.

171 R 1

500

Bonus. 

The area to my room is 120 feet. The length of my room is 12 feet, what is the width?

10 feet

500

100 kilograms =__________grams

100,000 grams

500

If I have 2 circles, how many right angles are there in total?

8 right angles

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