Multiplying and Dividing Negative and Positive Decimals

(-2.8) ÷ (-0.4)=

• 7

• 0.7

• 0.07

• 70

Tags

CCSS.7.NS.A.2B

0.15 ÷ (-0.3)=

• -0.5

• 0.05

• -5

• 0.15

Tags

CCSS.7.NS.A.2B

Consider the long division problem below. What error did Sam make when he computed the answer?

• The answer should be -6.3. Sam should have moved the decimal point 3 places to the right in both the divisor and the dividend.

• The answer should be -630. Sam should have moved the decimal point 5 places to the right in both the divisor and the dividend.

• The answer should be -65. Sam made an error subtracting 258 from 270.

• The answer should be -61. Sam made an error when multiplying 6 times the divisor.

Tags

CCSS.7.NS.A.2A

A positive times a negative is a ______________.

• negative

• positive

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

I can multiply and divide positive and negative decimals.

Tags

CCSS.7.NS.A.2A

I can multiply and divide positive and negative decimals.

Tags

CCSS.7.NS.A.2A

Find the Quotient

• 3.375

• 3.75

• -33.75

• 33.75

Tags

CCSS.7.NS.A.2B

Tags

CCSS.7.NS.A.2A

When you multiply or divide and signs are different, you get a...

• Positive

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

(-11.3) × (-2.5)

• 79.1

• 13.8

• 22.597

• 28.25

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B