Rounding & Estimating: Fun Challenges for 4th Graders

A bakery made 125.6 cookies. If they round to the nearest whole number, how many cookies did they make?

• 126

• 127

• 130

• 125

Tags

CCSS.5.NBT.A.4

A farmer has 48.7 acres of land. If he wants to estimate how many acres he has, what would he round it to?

• 50

• 49

• 48

• 45

A school has 256 students. If each student needs about 2.5 pencils, how many pencils should the school estimate to buy?

• 800

• 320

• 640

• 512

Tags

CCSS.5.NBT.B.7

A toy store sold 34.8 toys each day for 5 days. Estimate how many toys were sold in total by rounding the daily sales to the nearest whole number.

• 200

• 180

• 175

• 150

Tags

CCSS.5.NBT.B.7

A recipe calls for 3.6 cups of flour. If you want to make 4 batches, how many cups of flour will you need to estimate?

• 14.4 cups

• 12 cups

• 16.8 cups

• 10 cups

Tags

CCSS.5.NBT.B.7

A car travels 57.3 miles per hour. If it travels for 3 hours, estimate the total distance by rounding the speed to the nearest whole number.

• 171 miles

• 150 miles

• 200 miles

• 180 miles

Tags

CCSS.5.NBT.B.7

A library has 1,234 books. If they want to estimate how many books they have, what would they round to the nearest hundred?

• 1,250

• 1,100

• 1,200

• 1,300

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

A gardener plants 12.4 flowers in each of the 8 rows. Estimate the total number of flowers planted by rounding the number of flowers per row.

• 100

• 96

• 72

• 80

Tags

CCSS.5.NBT.B.7

A movie theater has 215 seats. If they sell tickets for 4.5 shows a day, estimate how many tickets they sell in a week by rounding the number of shows.

• 3000 tickets

• 10000 tickets

• 7525 tickets

• 5000 tickets

Tags

CCSS.5.NBT.B.7

A store sells 9.8 pounds of apples each day. If they want to estimate how many pounds they sell in a week, what would they round the daily sales to?

• 10 pounds

• 12 pounds

• 15 pounds

• 8 pounds

Tags

CCSS.5.NBT.B.7