A dollhouse has 15.15 square feet downstairs and 6.25 square feet upstairs. What is the best estimate of total square footage in the house?
What is 21 square feet?
100
Add 5.3 + 1.1 +1.7 using mental math
What is 8.1?
100
Use mental math to solve 27 - 9.9
What is 17.1?
100
Eduardo is training for a marathon. He ran his first mile in 12.56 minutes and his second mile in 12.98 minutes. What is his combined time for the first two miles?
What is 25.54?
100
Round 12.087 to the hundredths place
What is 12.09?
200
Use mental math to add 67 + 28
What is 95?
200
Use mental math to solve 86 - 4.9
What is 81.1?
200
Beth worked 33.25 hours last week and 23.75 hours this week. How many total hours did she work? Use mental math to solve
What is 57?
200
Round 9.073 to the nearest whole number
What is 9?
300
Estimate 19.9 + 17.03
What is 37?
300
The thomas Jefferson memorial is on 18.36 acres of land and the Franklin Delano Roosevelt Memorial is on 7.5 acres of land. How many more acres of land is the Thomas Jefferson Memorial than the Roosevelt Memorial?
What is 10.86?
400
Estimate 22.4 - 16. 2
What is 5?
400
Kerry has $16.90 in one pocket and $5.10 in another pocket. How much money does she have in all?
What is 22
400
Ann has one cat that is 13.6 cm tall. She has another cat that is 6.1 cm tall. How much taller is one cat than the other? Use mental math to solve.
What is 7.5 cm?
400
Monica bought a skirt for $14.50 and a hat for $12.25. What is a way to find how much change she would get from $40
What is adding $12.25 + 14.50 and then subtracting that from $40?
400
Azim kicked a soccer ball 13.48 meters. What is 13.48 rounded to the nearest tenth?
What is 13.5 meters?
500
Estimate 84.1 + 3.65 + 41.06 by rounding to the nearest whole number. What numbers did you add
What is 129. What is 84, 4, and 41
500
Kerry bought a loaf of bread for $3.49, a jar of preserves for $2.29, and a jar of peanut butter for $3.89. Round to the nearest dollar to determine how much Kerry spent.
What is about $9
500
Parker has a rabbit that is 21.9 cm long. Keenan's rabbit is 23.4 cm long. How much longer is Keenan's rabbit than Parker's?
What is 1.5 cm?
500
Adam has $87.25. His friend Kyle owes him $7.69. How much money will Adam have when Kyle repays him?