Multiply and Divide Decimals

Six friends bought fruit and vegetables for a dinner party. The fruit cost $26.56 and the vegetables cost $50.18. Each friend paid the same amount. How much did each friend pay?

• $82.74

• $23.32

• $76.74

• $12.79

Paul reasons that the product of 64 x 0.48 will be greater than 32 but less than 64.  Is Paul correct or incorrect?  Why?

• Paul is incorrect because 0.48 is less than half so the answer will be less than 32.

• Paul is incorrect because 64 x 48 is greater than 64.

• Paul is correct because 0.48 rounds to .5 and half of 64 is 32.

• Paul is correct because you always get bigger numbers when you multiply.

Solve the equation.

782 x 35

(a)  

4. Which division equation does the model represent?

Which is the best ESTIMATE of the product 68.23 x 0.5? (HINT: what is 0.5 as a fraction? When I multiply times a fraction, is my answer bigger or smaller?)

• About 35

• About 70

• About 136

• About 440

Solve the equation: 986.4 x 0.01 =

(a)  

Find the quotient of 1,875 and 14.

Pilar wants to find the quotient of 25.28 and 4 and knows that the digits to the answer are 632.

 Where should Pilar put the decimal point?

• Before the 6

• Before the 3

• Before the 2

• After the 6

Monica is building a model rocket. She spent $18.20 on materials. The rocket kit cost $8.30 and the paint cost $6.54. She also bought 6 stickers. How much did each sticker cost?

(a)  

What is 3,080.5 divided by 0.1?

• 30.805

• 308.05

• 30,805

• 308,050