One step equations with decimals

Front

What is a one-step equation?

Back

A one-step equation is an equation that can be solved in a single step by performing the same operation on both sides to isolate the variable.

Tags

CCSS.6.EE.B.7

Front

How do you solve the equation n + 4.7 = -4.7?

Back

Subtract 4.7 from both sides: n = -4.7 - 4.7, which simplifies to n = -9.4.

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation x - 32.9 = 55.8?

Back

Add 32.9 to both sides: x = 55.8 + 32.9, which simplifies to x = 88.7.

Tags

CCSS.6.EE.B.7

Front

How do you solve the equation x = 128.5 + 224.3?

Back

Add the numbers on the right side: x = 352.8.

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation 0.2x = 1246?

Back

Divide both sides by 0.2: x = 1246 / 0.2, which simplifies to x = 6230.

Tags

CCSS.6.EE.B.7

Front

How do you solve the equation 7.1 = k ÷ 2?

Back

Multiply both sides by 2: k = 7.1 * 2, which simplifies to k = 14.2.

Tags

CCSS.6.EE.B.7

Front

What does it mean to isolate a variable in an equation?

Back

Isolating a variable means to manipulate the equation so that the variable is on one side by itself, making it easier to solve.

Tags

CCSS.7.EE.B.4A

Front

What operation would you use to solve n + 4.7 = -4.7?

Back

You would use subtraction to isolate n.

Tags

CCSS.6.EE.B.7

Front

What is the first step to solve x - 32.9 = 55.8?

Back

The first step is to add 32.9 to both sides of the equation.

Tags

CCSS.6.EE.B.7

Front

What is the sum of 128.5 and 224.3?

Back

The sum is 352.8.

Tags

CCSS.6.NS.B.3