M7.T3: 3-4 Vocabulary

Front

What is percent change?

Back

Percent change describes how much a quantity has changed when compared to its original amount.

Front

What is percent increase?

Back

Percent increase is the amount of increase expressed as a percentage of the original amount.

Front

What is percent decrease?

Back

Percent decrease is the amount of decrease expressed as a percentage of the original amount.

Front

What is percent error?

Back

Percent error measures the accuracy of an estimate compared to the actual value, expressed as a percentage.

Front

If Tomas estimated 125 people and there were actually 137, what is the calculation type?

Back

Percent error.

Front

If a marching band had 304 students last year and 322 this year, what is the calculation type?

Back

Percent increase.

Front

If a town's population increased from 36,067 to 37,902, what is the calculation type?

Back

Percent increase.

Front

If I ran 5 miles yesterday and 3.7 miles today, what is the calculation type?

Back

Percent decrease.

Front

How do you calculate percent increase?

Back

Percent Increase = ((New Value - Original Value) / Original Value) x 100.

Front

How do you calculate percent decrease?

Back

Percent Decrease = ((Original Value - New Value) / Original Value) x 100.