Multiplying Whole Numbers with Decimals

What is the first step when multiplying a whole number by a decimal?

• Ignore the decimal initially

• Place the decimal in the answer

• Add the numbers together

• Set up the problem according to the algorithm

Tags

CCSS.5.NBT.B.7

When multiplying 37 by 1.2, what should you do with the decimal initially?

• Place it in the answer immediately

• Ignore it

• Move it to the left

• Move it to the right

Tags

CCSS.5.NBT.B.7

What is the result of 37 times 1.2?

• 37.2

• 45.6

• 44.4

• 39.4

Tags

CCSS.6.NS.B.3

How do you handle the decimal when you have one digit behind the decimal in the problem?

• Place the decimal two places to the right in the answer

• Ignore the decimal completely

• Place the decimal one place to the right in the answer

• Place the decimal one place to the left in the answer

Tags

CCSS.5.NBT.B.7

How many digits are behind the decimal in the answer if the problem has one digit behind the decimal?

• One digit

• Two digits

• Three digits

• No digits

Tags

CCSS.5.NBT.B.7

What is the general rule for placing the decimal in the answer?

• Place it at the beginning of the number

• Place it at the end of the number

• Match the number of digits behind the decimal in the problem

• Ignore the decimal

Tags

CCSS.5.NBT.B.7

If there are two digits behind the decimal in the problem, how many digits should be behind the decimal in the answer?

• One digit

• Two digits

• Three digits

• No digits

Tags

CCSS.5.NBT.B.7

What is the product of 368 times 0.45?

• 165.60

• 166.50

• 164.40

• 167.70

Tags

CCSS.6.NS.B.3

What happens to the product when you multiply by a number less than one?

• The product becomes negative

• The product becomes larger

• The product becomes smaller

• The product remains the same

Tags

CCSS.5.NF.B.5B

What should you expect when multiplying by a number close to 0.5?

• The product will be negative

• The product will be the same as the original number

• The product will be smaller than the original number

• The product will be larger than the original number

Tags

CCSS.5.NF.B.5A