The price of an item yesterday was 110. Today the price fell to 33 find the percentage decrease
The amount of the decrease is (110 - 33) = 77
The decrease as a fraction of the original amount is ( 77 / 110 ) .
As a decimal, 77/110 = 0.7 .
To change a decimal to a percent, move
the decimal point two places that way ==> .
0.7 ==> 70% .