comparing fractions, decimals, and percents. concept summary percent decimal 39% = 45% = 115%= ...
TRANSCRIPT
Comparing Fractions, Comparing Fractions, Decimals, and PercentsDecimals, and Percents
Concept SummaryConcept Summary Percent DecimalPercent Decimal
39% =39% =45% =45% =115%=115%=
Decimal PercentDecimal Percent.2=.2=1.66 =1.66 =1.764 =1.764 =0.005 =0.005 =
Fractions to PercentsFractions to Percents Using ProportionsUsing Proportions
3/8=3/8=
2/3=2/3=
7/25=7/25=
3/16=3/16=
Write it as DecimalWrite it as Decimal
3/8=3/8=
1/9=1/9=
¾=¾=
1/6=1/6=
Order NumbersOrder Numbers
30%, 3/100, 7/20, and 0.33 from least to greatest.30%, 3/100, 7/20, and 0.33 from least to greatest.
22%, 1/10, 3/25, and .25 from greatest to least.22%, 1/10, 3/25, and .25 from greatest to least.
17/25, 60%, 0.062, 13/20 from least to greatest.17/25, 60%, 0.062, 13/20 from least to greatest.
.99, 9/10, 9%, 19/20 from greatest to least..99, 9/10, 9%, 19/20 from greatest to least.
WORD PROBLEMSWORD PROBLEMS In a recent survey, 0.6 of the people said they In a recent survey, 0.6 of the people said they
use their tax refund to pay bills, and 7% said use their tax refund to pay bills, and 7% said they will just spend it. Do more people pay they will just spend it. Do more people pay bills or spend their refund?bills or spend their refund?
About 3/20 of Earth’s land is covered by About 3/20 of Earth’s land is covered by desert. North America is about 16% of Earth’s desert. North America is about 16% of Earth’s total land surface. Is the area of Earth’s total land surface. Is the area of Earth’s deserts more or less the total area of North deserts more or less the total area of North America?America?