Unit 3 Test Review

When you multiply and divide rational numbers with different signs the answer is . . .

• positive

• negative

Tags

CCSS.7.NS.A.2

When you multiply and divide rational numbers with the same signs the answer is . . .

• positive

• negative

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

When dividing fractions, remember we don't actually divide... that's confusing. Instead we do what?

• Keep (the first fraction). Change (division to multiplication). Flip (the second fraction).

• Kentucky Fried Chicken.

• Kepp. Fleep. Flop.

• Keep the change.

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.4

Find the quotient / product. Simplify. (Hint: Change the whole number into a fraction).

• -7 1/3 (-7 and 1/3)

• -7/3

• -21

• 2 1/3 (2 and 1/3)

Tags

CCSS.5.NBT.B.6

CCSS.5.NF.B.3

Find the Product. Simplify

• 1/2

• 1/10

• 1/3

• 3/9

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.6

In the problem (-7.2 x 4.3), How many digits will be behind the decimal point in your answer?

• 2

• 1

• 3

• 5

Tags

CCSS.5.NBT.B.7

In the problem (9.5 ÷ 0.05), which number is the dividend (goes inside the house)?

• 9.5

• 0.05

Tags

CCSS.5.NBT.B.7

If you were going to solve the problem (9.5 ÷ 0.05), which of the following is NOT correct?

• Move the decimal point in 0.05 2 spots to the right

• Move the decimal point in 9.5 two spots to the right

• Bring the decimal straight up

• Your answer will have 3 digits behind the decimal point

Tags

CCSS.5.NBT.A.2

Which of the following are not steps when dividing signed mixed numbers? (Choose 2)

• Change division to multiplication

• Get common denominators

• Keep mixed numbers and divide

• Keep the first fraction and Flip the second fraction

• Same Signs = Positive/Different Signs = Negative

Tags

CCSS.6.NS.A.1

Which of the following is a step when adding and subtracting decimals?

• Count the number of digits behind the decimal point

• Make the divisor a whole number

• Ignore the decimals

• Line up the decimals

Tags

CCSS.5.NBT.B.7