marge saved 350$ toward the cost of here vacation. the vacation will cost 1750$ what percent of the cost does margehave saved
divide 1750 by 100, then multiply by 350. Take 100 and subtract it from the answer you have
so, 350 out of 1750
350/1750=
.1828/1
percent is parts out of 100 so x%=x/100
make bottom number 100
0.1828/1 times 100/100 =18.28/100=18.28%
about 18% saved