7 Grade Refresher

Fractions

100

8/9-7/9

1/9

200

1/2-1/2

0

300

3/4+(-1/4)

2/4 or 1/2

400

4/5-(-3/8)

47/40 or 1 7/40

500

-4/5 +(-7/8)

-67/40 or -1 27/40

Fractions

100

20/21-14/21

6/21

200

1/400-1/400

0

300

3/5+(-4/5)

-1/5

400

7/8-(-4/7)

81/56 or 1 25/56

500

-12/20 - (-9/11)

48/220 or 12/55

Order of Operations

100

7x3x2x2

84

200

(5+3)x2-5

11

300

(5x3+2)+(3+5+2)

27

400

((5x8) /2+8)x4

112

500

(5+3x7-4+6x3)+(21/3 +8x1+3-8)

50

Order of Operations

100

10/5x3+7

13

200

(25/5)x3-8+5

12

300

(8/2 +5-1)- (9+7-10)

2

400

((32/8)+5)-(5x5)+3

-13

500

(49/7 +4)-(5x8+3)+(5+6x3)-(5+9x2)

-32

Comparing Fractions

100

4/7 ? 8/14

=

200

5/7 ? 5/8

>

300

25/5 ? 36/6

<

400

21/8 ? 30/9

<

500

211/15 ? 129/10

>