Estimating Products: Rounding & Multiplication Word Problems

A bakery makes 47 loaves of bread each day. If they round to the nearest ten, how many loaves do they make? If they operate for 5 days, how many loaves do they make in total?

• 30 loaves rounded to the nearest ten; 200 loaves in total over 5 days.

• 50 loaves rounded to the nearest ten; 235 loaves in total over 5 days.

• 60 loaves rounded to the nearest ten; 250 loaves in total over 5 days.

• 40 loaves rounded to the nearest ten; 225 loaves in total over 5 days.

A farmer has 86 apples and wants to pack them into boxes. If each box can hold about 10 apples, how many boxes will he need? Round your answer to estimate.

• 9

• 7

• 10

• 8

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

A school has 123 students going on a field trip. If each bus can hold 30 students, how many buses will they need? Round the number of students to the nearest ten before calculating.

• 3

• 5

• 4

• 6

Tags

CCSS.4.NBT.B.5

A toy store sells 58 toy cars each week. If they want to estimate how many they will sell in 4 weeks, what is the estimated total? Round 58 to the nearest ten first.

• 150

• 200

• 300

• 240

Tags

CCSS.4.NBT.B.5

A library has 245 books. If they want to donate them to local schools and round the number to the nearest hundred, how many books will they estimate to donate?

• 250

• 300

• 150

• 200

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

A pizza shop sells 34 pizzas a day. If they want to know how many pizzas they will sell in 3 weeks, round 34 to the nearest ten and calculate the estimated total.

• 630

• 500

• 700

• 600

Tags

CCSS.4.NBT.B.5

A gardener plants 76 flowers in each row. If he has 5 rows, how many flowers does he plant in total? Round 76 to the nearest ten before multiplying.

• 360

• 420

• 500

• 400

Tags

CCSS.4.NBT.B.5

A concert hall has 150 seats. If they expect to sell about 80% of the seats, how many seats will they estimate to sell? Round 150 to the nearest hundred first.

• 120

• 100

• 140

• 160

A factory produces 92 toys every hour. If it operates for 8 hours, how many toys will it produce? Round 92 to the nearest ten before calculating the total production.

• 800

• 600

• 720

• 640

A school is collecting cans for a food drive. If they have 123 cans and want to estimate how many they will collect in total over 4 weeks, round 123 to the nearest ten and calculate the estimated total.

• 500

• 450

• 300

• 480

Tags

CCSS.4.NBT.B.5