Solving One Step Equations 6th Grade

Adding

100

x + 9 = 24

X=15

200

2/7 + X= 6/7

X=4/7

300

x + 5.6 = 10.2

X=4.6

400

 x + 6 = 7.2

x=1.2

500

X + 2/3 = 5/6

x=1/6

Subtraction

100

6.9 = m − 4.5

m=11.4

200

x − 5 = -7

x=-2

300

f − 2 2/3 = 3 1/3

f=  6

400

7.9 = m − 4.5

m=12.4

500

y − 1/2 = 4 2/4

y=5

Multiplication

100

37f = -444 

f=-12

200

2/7=1/3 m 

m=2/21

300

0.5x = 2.2

x=4.4

400

0.9p = 5.4

p=6

500

-37x=-111

x=-3

Division

100

1.1=c/4.5 

c=4.95

200

x/24=-3

x=(-72)

300

3 = k /0.9

k=2.7

400

c/12=4

c=48

500

b/6 = 5 1/2

b=33

Random

100

Write the equation and solve

Four times a number y is negative sixteen.

4x=-16

x=(-4)

200

Two equals a number x divided by nine.

2= x/9

x= 18

300

Alvin and eight of his friends went out to eat and split the bill evenly. Each person paid $12.21. 

Let b represent the total bill. Write an equation for the situation. b.

 Solve the equation. How much was the total bill? Write your answer in a complete sentence

b/9 = 12.21  

b = 109.89. 

The total bill was $109.89

400

Sophie enjoys running at the park. Yesterday Sophie ran a certain number of miles. Today she ran three times as far. She ran 8.2 miles today. Write and solve an equation to find how far Sophie ran yesterday. Round to the nearest hundredth of a mile.

3x=8.2

x= 2.73

500

Daily Double

Jillian is making a quilt. She has several yards of fabric. The quilt design requires 3 1/4 yards of fabric. The original piece was too long so Jillian cut  2 1/8 yards off. 

Write an equation and solve the equation.

x-2 1/8=3 1/4

x=5 3/8