ONE-STEP Equations

Subtraction

100

X-2=9

X=11

200

X-38=40

X=78

300

X-27=62

X=89

400

x-234=62

X=296

500

X-423=32

X=455

Addition

100

T+3=4

T=1

200

J+23=40

J=17

300

S+46=32

S=-8

400

P+45=90

P=45

500

C+123=200

C=77

Multiplication

100

2K=4

K=2

200

2D=40

D=20

300

4X=50

X=12.5

400

3X=60

X=20

500

4X=100

X=25

Division

100

X/2=3

X=6

200

X/5=20

X=100

300

X/2=30

X=60

400

X/5=15

X=75

500

X/6=10

X=60

WHY????

100

X-6=10

X=16

200

X/6=4

X=24

300

8X=64

X=8

400

X+432=500

X=68

500

2X+24=44

X=10