UNIT 1 REVIEW

Addition

100

-48 + (-12) =

-60

200

32 + (-8) =

24

300

¹/₄ + (-³/₄) =

-¹/₂

400

-1.5 + 4 =

2.5

500

-4 ¹/₂ + 2 =

–2 ¹/₂

Subtraction

100

-8 - (-4) =

-4

200

6 - (-3) =

9

300

-2.25 - 5.5 =

-7.75

400

-3 ¹/₂ - 4 ¹/₂ =  

-8

500

24 ³/₈ - (-54 ¹/₈) =

78 ¹/₂

multiplication

100

-5 x (-8) =

40

200

-4 x 12 = 

-48

300

-4 x (-2.5) =

10

400

5 x (-²/₃)=

-3 ¹/₃

500

-3 x (-⁴/₇) =

1 ⁵/₇ 

division

100

-63 / (-7) =

9

200

38 / (-19)=

-2

300

What is this fraction as a decimal:   -¹⁷/₄₀= 

-0.425

400

^-6.64/_-0.4 =

16.6

500

-⁴/₅ / ^-7/₁₅ =

1 ⁵/₇

multistep problems

100

-40 - 13 + (18) =

-35

200

-7 + 11 - 6 + 8 =

6

300

3 x (-30) + 200=

10

400

42 / (-3) + 9 =

-5

500

3 ¹/₄ + (-2) + (-2 ¹/₄)  =

-1