Estimate Solutions to Real World Problems Involving Addition, Subtraction, and Division of Decimals

A gardener has 736.9 ounces of flower seeds. She wants to plant equal amounts each day for 33 days. How many ounces will the gardener plant each day?

• 22.3
• 223
• 2.23
• 24,317

Alexa and her twin sisters bought a earring and necklace set for $75.75, including tax. If each of the girls paid the same amount, what is the amount each sister paid?

• 25.25
• 37.875
• 227.25
• 18.94

Kim bought some brownies for 8 of her friends. If each brownie cost $3.37, what is the closest estimate to the amount Kim paid for all the brownies?

• $24
• $26.96
• $0.42
• $3.50

Allie bought 8.3 yards of ribbon.  How much did Allie paid for the ribbon if each yard cost $4.50 including tax?

• $37.35
• $373.50
• $13.50
• $3.80

Bowie Elementary will be holding a yard sale to raise money for the 3rd grade graduation party. Abigail and Fred want to contribute by having a lemonade stand. If they make 159.5 ounces of lemonade and sell it in 6 ounce cups, how many cups of lemonade can they sell?

• 26 cups
• 26.583 cups
• 26.6 cups
• 27 cups

You should line up the decimals only when adding and subtracting.  When multiplying decimals, line up the digits on the right side.

• False
• True
• If you say so.
• Who cares, I hate math!

When dividing a dividend with a decimal, ignore the decimal because it's not important and doesn't need to be included in the answer.

• True
• False

Simon scored 7.23, 6.94, and 8.32 points for his three dives at the competition.  What was his total score for the three dives?

• 22.49
• 22.39
• 22.94
• 21.49

20-7.4=

• 12.6
• 12.5
• 12.06
• 12.60

Gina competed in a gymnastics competition.  Her total score for the balance beam and the vault was 16.75.  She scored 9.3 on the vault.  How much did she score for the balance beam?

• 7.45
• 7.54
• 7.045
• 7.054