ShmoopTube

Where Monty Python meets your 10th grade teacher.

Search Thousands of Shmoop Videos


Playlist Fractions and Decimals 14 videos

1
Pre-Algebra: Adding and Subtracting Fractions and Decimals
6156 Views

Worried about adding and subtracting fractions? Never fear. It's so easy that it will only take up a fraction of your time: just use multiplication...

2
Converting Decimals
1957 Views

This video explains how to convert between decimals, percents, and fractions. All three of these languages are just different ways of showing parts...

See All

Fractions Word Problems Example 511 Views


Share It!


Description:


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

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