Computing Rational Numbers with All Four Operations

solve

• 1  1/2

• - 1 5/9

• 1  5/9

• not here

Divide.

• -1/10

• -5/8

• -2/20

• 5/8

Will the answer be positive or negative?
-2 × (-5) × (-1) × (-9)

• Positive

• Negative

-7.79 + 5.4

• 4.61

• -2.19

• -2.39

• 2.11

• 2.6785
• 26.785
• -2.6785
• -26.785

Solve 0.729 ÷ 1.5

• 0.473

• 0.466

• 0.486

• 0.491

Multiply.

• -7  1/5

• -4/45

• -8

• 7

Convert to a decimal
           1/8

• .25

• .125

• .55....

• .18888...

Convert to a decimal
           3/4

• .25

• .34

• .75

• .44...

Sharon wants to make cookies for her class bake sale.  She found a recipe that calls for 2/3 cups of flour for each batch of cookies.  How many batches can she make using 12 cups of flour?

• 12

• 8

• 6

• 4