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Day 3: Common Core 4th Grade Mathematics - Domain 2 Traditional Algorithms Day 2

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by

Heather Scott

on 5 May 2015

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Transcript of Day 3: Common Core 4th Grade Mathematics - Domain 2 Traditional Algorithms Day 2

ADDITION
SUBTRACTION
Multiplication
Traditional Algorithms
On the THIRD day of Math Review my teacher taught to me...

Traditional Algorithms

Place Value and Whole Numbers

And what the operations mean.
Add 35,748 + 17,026
Let's Check Homework!
Can you explain your steps?
Easy enough? Let's do it!
Write a real-world problem using 267 + 349.
Subtract 64,783-29,525
Be able to explain your steps.
Practice makes Perfect!
You know your facts, but can you use them??
Multiply 4 x 17
What method did you use?
Lattice
Area Model
Traditional
Method
How about bigger numbers?
Fifth-graders do it. Think you're smarter than a fifth- grader?
This way works, but is it the fastest?
Let's try something else.
Easy-peasy, lemon-squeezy
That's fun, but what else?
Division
Let's first use a picture to solve a problem... remember those arrays?
60 / 4 = ___
Now for Traditional!
Let's do this first one together
Now it's your turn!
Well done! You've made it to the top of the mountain!
Homework p. 81, 82, & 83
Full transcript