Unit 1 Test Review

Simplify the absolute value problem |-10| + | 9 | =

• -19

• 19

• 1

• -1

Which numerical expression shows another way to write

-20 + - 8 =

• 20 + - 8 =

• -20 - 8 =

• 20 - - 8 =

• -20 - - 8 =

Solve - 50 + - 4 =

• -46

• 46

• 54

• -54

Solve 18 - - 20 =

• -2

• 2

• 38

• -38

A shoreline at the beach is changing -8 centimeters each year due to wind and water erosion. What is the change in the shoreline over the next 10 years?

• -8 cm

• 80 cm

• 10 cm

• -80 cm

Which QUOTIENTS are POSITIVE?

• NEGATIVE ÷ NEGATIVE

• NEGATIVE ÷ POSITIVE

• POSITIVE ÷ POSITIVE

• POSITIVE ÷ NEGATIVE

Divide and Simplify

• 2

• 8/9

• -2

• -8/9

Multiply and Simplify

• 4/6

• -2/3

• 2/3

• -4/6

All of the following are Perfect Squares except for which one?

• 81

• 121

• 361

• 198