ShmoopTube
Where Monty Python meets your 10th grade teacher.
Search Thousands of Shmoop Videos
Math 3: Multiplication and Addition 50 Views
Share It!
Description:
You can learn all the multiplication and addition you want, but please never try to carry seven watermelons home in a backpack. Just trust us on this one.
Transcript
- 00:04
sometimes when you're sitting in math class you might wonder
- 00:16
will this math ever help me in the real world valid question math won't
- 00:21
ever pick you up from school or buy you coffee or drop you off the airport but [student day dreaming in math class]
- 00:25
all that aside math is still really helpful in our daily lives especially
- 00:28
addition and multiplication sorry subtraction and division we love you too [substraction and division symbols bouncing on the screen]
Full Transcript
- 00:32
so let's imagine we're taking a trip to the supermarket when we're shopping it's
- 00:37
important that we know how much everything costs right after all take
- 00:41
everything you want for free specials are pretty rare so maybe you want to buy
- 00:45
a bottle of shampoo that cost $5.50 and maybe you also want to buy some [bottles of shampoo on the supermarket shelf]
- 00:50
conditioner which costs six bucks and how much will you need to pay to buy
- 00:54
both items luckily for us we don't need a rocket scientist to help us figure out [a lady in a white jacket with a rocket nearby]
- 00:58
the answer though they do always seem to know the best deals on hair care
- 01:02
products no all we need is addition we just add the two prices together which
- 01:07
gives us a total of eleven dollars and fifty cents bingo even easier than
- 01:11
[woman in the shower washing her hair] washing your hair now let's say that instead of buying two different things
- 01:14
we wanted to buy a bunch of the same thing like watermelons the price at this
- 01:18
supermarket is three dollars per watermelon so how much would it cost if [an array of watermelons in a supermarket]
- 01:23
we wanted seven we could try adding the prices of all the watermelons together
- 01:27
but that would mean a lot of additions and we just want to spend an afternoon
- 01:31
at the beach eating watermelon not an afternoon at the beach adding numbers [a man scirbbling on a notepad]
- 01:34
together the sand isn't great for our calculator luckily we can just use
- 01:38
multiplication since we have seven watermelons and they each cost three
- 01:42
dollars we can multiply three dollars by seven to give us our cost of 21 dollars
- 01:46
how do we actually get those seven watermelons home is a different much [a cicycle wheel and a backpack carrying watermelons]
- 01:50
more difficult problem hopefully somebody gave you a ride to the
- 01:53
supermarket yeah never count on math to pick you up
Up Next
ELA Drills, Beginner: Point of View. Is the statement in the video true or false?
Related Videos
ELA Drills, Beginner: Textual Analysis 1. The purpose of the instruction manual was...what?
ELA Drills, Beginner: Point of View 3. Which sentence in the passage best shows the narrator's point of view on the topic of Chelsea Simpson?
We wanted to make a video about sedentary rocks, but we couldn't get lazy uncle Rocky off the couch. Oh well. We'll teach you about sedimentary roc...
Today we're bringing you the opposite of Jurassic Park—how living things become fossils. Okay okay, it might not be quite as fun...but hey, at le...