BKC Math 2

Midpoint

100

(5, 10) (3, 6)

(4, 8)

200

(9, 8) (9, 6)

(9, 7)

300

(2, -1) (-8, -7)

(-3, -4)

400

(-2, 6)  (12, -4)

(5, 1)

500

(1/4, 2/3)  (3/8, 1/3)

(5/8, 1)

600

(3.2, 4.4) (1.8, -2.4)

(2.5, 1)

Distributive Property

100

4 (x - 5) 

4x - 20

200

8 (4x - 7)

32x - 56

300

-3 (8 + 9b)

-24 - 27b

400

- (-5 - n)

5 + n

500

11(3 + 12b)

33 + 132b

600

-7(4n - 8.5)

- 28n + 59.5

Order of Operations

100

11 x 11 – 6 x 17 + 4

23

200

14 +18 ÷ 2 x 18 – 7

169

300

9 + 15 ÷ 5 x 13

48

400

16 x 15 ÷ 5 + 12

60

500

( 6 + 4 )² + (11 + 10 ÷ 2 )

116

600

2 x ( 9 x 5 + 3² ) + 4

112

Percents

100

100% of 96.

96

200

300% of 2.5

7.5

300

900% of 60

540

400

300% of 99

297

500

400% of 27.5

110

600

600% of 93.7

562.2

Review

100

solve the proportion to find x

4/8 = x/10

x=5

200

Write in scientific notation

0.000078

7.8 x 10^-5

300

Find the slope

(12, -18) , (11, 12)

-30

400

Multiply the monomial/polynomial

4a ( 8a - 6b)

32a² - 24ab

500

Solve the system of equation for x and y

y= 3x

-3x - y = -24

x = 4,  y = 12

600

Solve the system of equation for x and y

y = 5x - 1

2y = 3x + 12

(2, 9)