Ballpark Estimates
Area
Perimeter
Word Problems
Add/Subtract
100
Find the ballpark estimate of 398 + 120
What is 520
100
Find the area of a square that has sides equal to 5 cm
What is 25 cm sq.
100
What is the perimeter of a square with lengths of 5 inches?
What is 20 inches
100
Julie has 50 apples. She has 15 more than Joe. How many apples does Joe have?
What is 35 apples
100
48 + 52 =
What is 100
200
What is the ballpark estimate of 468 - 267
What is 200
200
Find the area of a rectangle that has a length of 6 cm and a width of 8 cm.
What is 48 cm square
200
What is the perimeter of a rectangle with a length of 10 cm and a width of 20 cm?
What is 60 cm
200
Molly walks for 10 minutes a day. How many minutes does she walk in 5 days?
What is 50 minutes
200
79 + 27 =
What is 106
300
What is the ballpark estimate of 130 + 170?
What is 300
300
What is the area of a rectangle with a length of 2 inches and a width of 7 inches
What is 14 inches square
300
What is the perimeter of a yard that has a length of 50 feet and a width of 40 feet?
What is 180 feet
300
Jack and Jill have 120 stickers. Tom and Jerry have 150 stickers. How many more does Tom and Jerry have?
What is 30 stickers
300
227 + 199
What is 426
400
What is the ballpark estimate of 200 + 499?
What is 700
400
What is the area of a square that has a side of 6 yards?
What is 36 yards square
400
What is the perimeter of a pool that has a length of 75 feet and a width of 50 feet?
What is 250 feet
400
Jason drove 10 miles to the hospital. Then, he drove back home which is 20 miles. How many miles did he drive?
What is 30 miles
400
778 + 999
What is 1,777
500
What is the ballpark estimate of 500 - 275?
What is 220
500
Find the area of a rectangle with a length of 8 cm and a width of 3 cm?
What is 24 cm square
500
What is the perimeter of a triangle that has sides of 15 feet?
What is 45 ft.
500
Ricardo goes to the gym and exercises for 60 minutes each day. After 7 days, how many minutes has he exercised?
What is 420 minutes
500
What is 1,500 + 8,878
What is 10,378
M
e
n
u