Decimal Operations

What is the first step when multiplying decimals?

• Line up the numbers
• Line up the decimals
• Multiply like normal
• Move the decimal

Tags

CCSS.5.NBT.B.7

Once the numbers are lined up in a multiplication problem, how do I know where my decimal is placed in my answer?

• Bring the decimal straight down
• There is no decimal
• Count how many numbers are behind all decimals in the problem
• Move the decimal 2 spaces from the front

Tags

CCSS.6.NS.B.3

In a division problem when there is a decimal in the dividend but not in the divisor, what do I do first?

• Ignore the decimal
• Move the decimal to make the dividend a whole number
• Move the decimal straight up in the quotient
• Erase the decimal

Tags

CCSS.6.NS.B.3

If there is a decimal in the divisor, what must be done first?

• The decimal must be moved to that you have a whole number divisor

• The decimal gets moved into the dividend so that the dividend is a whole number

• Divide like normal

• Ignore the decimal

Tags

CCSS.6.NS.B.3

When you move the decimal in the divisor, what happens in the dividend?

• You raise the decimal straight up
• Nothing
• You put a zero in the front
• The decimal moves the same amount in the dividend that it moved in the divisor.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

12.3 +13.45

• 14.68
• 25.75
• 1.15
• 25.48

Tags

CCSS.6.NS.B.3

7.83 x 1.2

• 9.396
• 93.96
• 7.86
• 2.349

Tags

CCSS.6.NS.B.3

4.32 ÷ 9

• 0.38
• 3.18
• 4.8
• 0.48

Tags

CCSS.5.NBT.B.7

14.56 ÷ 1.3

• 112
• 1.12
• 11.2
• 12

Tags

CCSS.6.NS.B.3

What is the first step when adding and subtracting decimals?

• Line up the numbers
• Line up the decimals
• Add or subtract like normal
• Add in placeholders

Tags

CCSS.5.NBT.B.7