Question
Posted by Ted on Wednesday, January 30, 2013 at 5:05pm.
susan has $450. she uses 30% of her money to but a dress and 20% of the remainder to buy a pair of shoes. how much money does she have left?
i got $225.00 left. am i right
math - Ms. Sue, Wednesday, January 30, 2013 at 5:10pm
I got a different answer.
450 * 0.3 = 135
450 - 135 = 315
315 * 0.8 = 252
dont you mean 315 x 0.2?
susan has $450. she uses 30% of her money to but a dress and 20% of the remainder to buy a pair of shoes. how much money does she have left?
i got $225.00 left. am i right
math - Ms. Sue, Wednesday, January 30, 2013 at 5:10pm
I got a different answer.
450 * 0.3 = 135
450 - 135 = 315
315 * 0.8 = 252
dont you mean 315 x 0.2?
Answers
Ms. Sue
We could do it this way.
315 * 0.2 = 63
315 - 63 = 252
I just saved a step in my original problem.
In other words, she had 80 percent of the money left after she spent part of it.
315 * 0.2 = 63
315 - 63 = 252
I just saved a step in my original problem.
In other words, she had 80 percent of the money left after she spent part of it.
Ted
ok i see it thanks
Ms. Sue
You're welcome.