Math Rational Number Operations Review

• -6/12
• -5/12
• 5/12
• -5/7

Divide.

• -1/10
• -5/8
• -2/20
• 5/8

One pound of strawberries cost $4.26. Anna buys 5 pounds of strawberries. How much will the strawberries cost?

• $2,130
• $21.30
• $21.03
• None of the above

Kelly has $20. She spends $2.15 on a Slurpee and $6.58 on candy. How much money does Kelly have left?

• $28.73

• $11.27

• $17.85

• $13.42

Find the quotient for this division problem:  0.48 ÷ .02

• 0.24
• 0.0096
• 0.46
• 24

What rule do we use when ADDING rational numbers? SELECT ALL THAT APPLY :)

• Same sign, add & keep. Different signs, subtract
• Keep, add, opposite.
• Do the reciprocal
• Same sign = positive

(7 + 41) ÷ 2 – 15

• 19
• 9
• 25
• 3

28 - (-14) = 

• 18
• -14
• -42
• 42

When multiplying two numbers with the same sign your answer will be? (neg x neg or pos x pos)

• Negative
• Zero
• Positive
• No Sign

7  1/2  divided by  3  3/4

• 21  2/3
• 2
• 21  1/3
• 2  1/3