Estimations Fractions

Estimating is to....

• find the exact answer

• find something close to the correct answer

• use an algorithm

Which is the best estimate of the total number of books they read?

• 220 books

• 180 books

• 200 books

• 160 books

Amy had 13 jelly beans in her left hand and 28 in her right hand. Estimate how many jelly beans Amy had in all.

• 45

• 40

• 50

• 30

Amy rode her bike last weekend. Which is the best estimate of the total number of miles she rode her bike?

• 80 miles

• 60 miles

• 70 miles

• 90 miles

Each day of the work week, Mr. Harbin uses 3/4 of a gallon of gas. Which estimate best describes the amount of gas Mr. Harbin would use in a five-day work week?

• less than one gallon

• between 2 and 3 gallons

• between 3 and 4 gallons

• more than 4 gallons

Each day of the week, Mr. Harbin uses 3/4 gallon of gas. Which estimate best describes the amount of gas Mr. Harbin would use in a 5 day week?

• Less than 1 gallon

• between 2 and 3 gallons

• between 3 and 4 gallons

• more than 4 gallons

• 400

• 300

• 200

• 500

How should you estimate the answer to 0.022 ÷ 1.377?

• 0 ÷ 1

• 0.02 ÷ 1

• 0.02 ÷ 1.4

• 2 ÷ 1