Decimal Operations

Which of the following is a correct comparison?

• 4.3 < 4.033

• 4.033 > 4.303

• 4.003 = 4.3

• 4.33 > 4.3

What is 13.235 rounded to the nearest HUNDREDTH?

• 13.2

• 13.24

• 13.3

• 13.23

Josh buys 3 bags of candy. Each bag weighs 8.6 ounces. How many ounces of candy did Josh buy? (LOOK for a REASONABLE answer!)

• 258 ounces

• 0.258 ounces

• 2.58 ounces

• 25.8 ounces

Evaluate
15.3 + 1.2 = ?

• 1.65
• 2.73
• 16.5
• 27.3

Tags

CCSS.5.NBT.B.7

Evaluate
7.4 - 2.3 = ?

• 5.1
• 0.51
• 4.9
• 0.49

Tags

CCSS.5.NBT.B.7

Evaluate

7 * 5.4 (Check for a REASONABLE answer/ Estimate.)

• 308

• 3.78

• 37.8

• 0.3087

Evaluate

53 ÷ 10 = ? (Check with place value.)

• 53

• 5.3

• 0.53

• 6

What is the first step when multiplying decimals?

• Line up the numbers in the problem.

• Line up the decimals like + and - problems.

• Multiply left to right.

• Move the decimal around.

In a multiplication problem, how do I know where my decimal is placed in my answer?

• Bring the decimal straight down like addition.

• There is no decimal in a multiplying problem.

• Count how many numbers are BEHIND decimals in the problem & match that in the product.

• Move the decimal to make a whole like in dividing.

In division problems with a whole number divisor (does the dividing) & a decimal dividend (gets divided), what do I do first?

• Take the decimal out of the problem & don't use it.

• Move the decimal to make the dividend a whole number

• Move the decimal straight up in the quotient (answer)

• You cannot divide a decimal by a whole number.