percents, decimals, and fractions. 1 ÷ 2 these all mean the same thing. 1 2 1 2
TRANSCRIPT
To change a fraction into a decimal…Divide the numerator (top number) by the denominator (bottom number)
121
2
To change a decimal into a fraction…(You have to know place value!)
Read it: 0.8 (eight tenths)Write it:
Reduce it:
Change 0.8 to a fraction in lowest terms
810 4
5
To change a decimal into a fraction…(You have to know place value!)
Read it: 0.09 (nine hundredths)
Write it:
Change 0.09 to a fraction in lowest terms
Reduce it: (already in lowest terms)
9100
9100
To change a decimal into a percent…
0.09Change 0.09 to a percent
HINT! HINT!
Answer: 9%
The easiest way to multiply by 100 is to move the decimal
2 places to the right.