Eliminating Decimals in Equations

Front

What is the purpose of eliminating decimals in equations?

Back

To simplify calculations and make it easier to solve for the variable.

Front

What do you multiply by to eliminate a decimal in the number 0.5?

Back

10

Front

What do you multiply by to eliminate a decimal in the number 1.2?

Back

10

Front

What do you multiply by to eliminate a decimal in the number 8.54?

Back

100

Front

What do you multiply by to eliminate a decimal in the number 5.3?

Back

100

Front

What do you multiply by to eliminate a decimal in the equation 0.15x + 12 = 2.2?

Back

100

Front

What do you multiply by to eliminate a decimal in the equation 3x - 0.5 = 1.2?

Back

10

Front

What do you multiply by to eliminate a decimal in the equation 2x + 6 = 12?

Back

nothing

Front

What is the general rule for eliminating decimals in an equation?

Back

Multiply the entire equation by a power of 10 that makes all decimal coefficients whole numbers.

Front

If you have a decimal number like 0.75, what would you multiply it by to eliminate the decimal?

Back

100