Multiplying Whole Numbers and Decimal Fractions

When multiplying decimals, how do I know where to put the decimals in my answer?

• I don't

• Always 2 places

• The places behind the decimal in the problem

• Take your best guess

Tags

CCSS.5.NBT.B.7

When multiplying two numbers with different signs, the answer will be ________.
(example: N x P or P x N)

• negative

• the sign of the bigger value

• positive

• the sign of the higher number

Tags

CCSS.7.NS.A.2A

When multiplying with decimals, you -

• line up the decimals

• "Raise the roof"

• "Slide & Slide"

• bump out the decimals, multiply, & bump them back in

Tags

CCSS.6.NS.B.3

When we multiply numbers together, the answer is called a...

• Sum

• Quotient

• Difference

• Product

Tags

CCSS.3.OA.A.1

What is 4.72 x 5? (No calculator please)

• 22.60

• 23.60

• 24.60

• 25.60

Tags

CCSS.5.NBT.B.7

William buys 9 bags of chocolate. Each bag weighs 8.67 ounces. How many ounces of chocolate does William buy?

• 780.3 ounces

• 0.78 ounces

• 7.8 ounces

• 78.03 ounces

Tags

CCSS.6.NS.B.3

Find the product of 453 and 15

Tags

CCSS.4.NBT.B.5

83.05 x 100 = ____

• 8.305

• 83.05

• 830.5

• 8305

Tags

CCSS.5.NBT.A.2

Identify the property:
One operation is distributed over another operation that is in a set of parenthesis.
Example:  2(10 + 3) = (2 x 10) + (2 x 3)

• Associative Property

• Commutative Property

• Distributive Property

• Identity Property

Tags

CCSS.3.OA.B.5