I can divide multi-digit whole numbers by whole number divisors with and without remainders using...
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Transcript of I can divide multi-digit whole numbers by whole number divisors with and without remainders using...
I can divide multi-digit whole numbers by whole number divisors with and without remainders using various
strategies.
•Think back to our objective last week- Multi-digit multiplication
•Give me a thumbs up when you can tell me what we do with sets of numbers in multiplication.
We combine sets!
This week we will focus on the opposite operation of
multiplication...
•Division If division is the opposite of combining sets of numbers, what statement can you make about division?
•On your slates: Statement about division Division: Separating a number into
smaller EQUAL groups.
Math terms
Take out your math journals!
• Dividend: The number being divided
• Divisor: The number divided into another number
• Quotient: The result or answer
• Remainder: Amount left over
Mnemonic Device To help remember steps of division!
Standard algorithm
•Dad : Divide
•Mom : Multiply
•Sister : Subtract
•Brother : Bring Down
•Rover : Repeat or Remainder
Partner Time!JobsPartner A : Write down problem on your white board. Get ready to follow Partner B’s steps.
Partner B : Use the Dad, Mom, Sister, Brother, Rover device, and give your partner step by step directions.
When you are done, don’t erase your white board. It’s time to switch roles. Once both partners have worked out problems, check to see if you both got the same answer. If not, rework your problem! Once correct, write your answer on your joint paper.