Multiplication And Division
Multiplication And DivisionBy:Andrew
MultiplicationMultiplication is like 9 nine times, like in 99.
So, say you where at the store. You want to buy 12 cans of pop. You
can get 2 six-packs or 1 twelve pack. A twelve pack is $6 and the 6
packs are $2. Which is the better answer?How to solve with
multiplication2 six packs- $22=$41 twelve pack=$6That shows that 2
six packs is the better price.Multiplication algorithms Partial
ProductsAndLattice
DivisionDivision is dividing a number into a certain number of
groups. So, say you ordered 6 pizzas. You cut each of them in
fourths. Now you have 24 fourths of a pizza. You invited 5 people.
Each person (including you) is expected to eat 2 fourths. Did you
buy enough?How to solve with Division24 fourths divided by 6 people
equals 4 fourths, so you bought WAY to much. Division
algorithmsPartial Quotients
DivisionMultiplicationRelations and Differences1 algorithmNumber
goes down.Similar to other math. operation, subtraction.2
algorithmsNumber usually goes upSimilar to other math operation,
addition.
Thanks for Watching!!!!!!!!!!!!!!!!!!!!!!!
