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Fractions Word Problems Example 511 Views
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Transcript
- 00:00
Thank you We sneak in and here's your smoke du
- 00:05
jour brought to you by gigante omar's it's seriously has
- 00:10
everything including a wal mart and target heart Gigantor mart
- 00:13
is having a sale Prices of all items in the
- 00:16
store had been reduced by thirty five percent If it's
Full Transcript
- 00:20
shirts on sale for twelve bucks then how much did
- 00:23
it cost before the sale Before that This can right
- 00:27
here in central answers All right um okay well we
- 00:32
could call her aunt flo and she'd be able to
- 00:34
answer this force in about two seconds because that woman
- 00:38
knows her way around the sale but we'd rather not
- 00:41
get roped into another hour long discussion about her gout
- 00:43
So let's try and go it alone All right there's
- 00:47
This shirt It used to cost x dollars that's what
- 00:50
we're trying to find But it went on sale for
- 00:52
thirty five percent off the regular price and now costs
- 00:55
only twelve dollars So well we get x minus thirty
- 01:02
five percent of x is twelve You got that We
- 01:07
know we can write percent's decimals something that would probably
- 01:10
be really helpful in this instance so we can also
- 01:12
express this equation as x minus point three Five Acts
- 01:16
equals 12 well x minus point three Five Acts is
- 01:19
point 6:5 accent now by both sides by point six
- 01:22
five to get x equals twelve over point six five
- 01:27
and our handy dandy calculator tells us that twelve over
- 01:30
point six five equals eighteen point four Six Give or
- 01:34
take which is our answer choice c as in come
- 01:38
help me with my