One-Step Add/Subtract

One-Step Add

100

w + 6 =8

What is w=2

200

w + 10 = 20

What is w=10

300

w + 15 =35

What is w=20

400

w + 100 = 300

What is w=200

500

w + 500 =700

What is w=200

One-Step Subtract

100

w-4 =5

What is w=9

200

w-8=2

What is w=10

300

w-10=40

What is w=50

400

w-25=75

What is w=100

500

w-100=300

What is w=400

One-Step Add Decimals

100

w+1.2 = 3.6

What is w=2.4

200

w+4.5=7.7

What is 3.2

300

w+2.1 = 7.9

What is 5.8

400

w+12.4=22.6

What is 10.2

500

w+14.5=34.6

What is 20.1

One-Step Subtract Decimals

100

w-2.5=6.7

What is 8.9

200

w-2.7=4.1

What is 6.8

300

w-4.5=3.3

What is 7.8

400

w-13.6=16.3

What is 29.9

500

w-5.1=6.1

What is 11.2

One-Step Add/Subtract mix

100

w+35=75

What is 40

200

w+12=19

What is w=7

300

25=w-20

What is 45

400

70=w+20

What is 50

500

20= w-80

What is 100