let’s divide! … a refresher on long division while you wait, make sure your sound is working....
TRANSCRIPT
Let’s Divide!…a refresher on long
division
While you wait, make sure your sound is
working.
Click on:Tools>audio>audio set-up
Long division
Long division is tricky!Do you agree?
YES NO
Long divisionThis is a tricky concept!
What makes it so tricky?
Long divisionThis is a tricky concept!
1. Lining up everything
Long divisionThis is a tricky concept!1. Lining up everything
2. Keeping track of numbers
Long divisionThis is a tricky concept!1. Lining up everything2. Keeping track of numbers
3. Remembering the steps
Long divisionThis is a tricky concept!1. Lining up the numbers2. Keeping track of the numbers3. Remembering the steps
4. Choosing the numbers to use
Long divisionThis is a tricky concept!1. Lining up the numbers2. Keeping track of the numbers3. Remembering the steps4. Choosing the numbers to use
5. It’s call LONG division!
1. Lining up everythingIt is very important to keep all of your numbers lined up as you do long division.
Two great ways to do this:
Use graph paper
Use lined paper, turned sideways
•Graph paper
•Lined paper, turned sideways
2. Keeping track of the numbers
Hard to remember stepsHard to remember steps3. Remembering the stepsD
M
S
B Dad
Mom
SisterBrother
Does
McDonald
’s
Sell
Big Macs?
D divide
M multiply
S subtract
B bring down
5. It takes SO-O-O LO-O-ONG!
…hmmm…what can help that?????
Long divisionWhich one is hardest for you
right now?1. Lining up the numbers2. Keeping track of the numbers3. Remembering the steps4. Choosing the numbers to use5. It’s call LONG division!!
Let’s try it… 3588 ÷ 6D divide
M multiply
S subtract
B bring down
Does
McDonald
’s
Sell
Big Macs?
Let’s try it…14,772 ÷ 12D divide
M multiply
S subtract
B bring down
Dad
Mom
SisterBrother
820 ÷ 25D
M
S
B
3,280 ÷ 64D
M
S
B
Long division
Nothing will help you get faster and better at it…
more than…
PRACTICE!!!