How do patterns with even numbers work? Why is every other number even?
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How do patterns with even numbers work? Why is every other number even?
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Transcript of How do patterns with even numbers work? Why is every other number even?
How do patterns with even numbers work?
Why is every other
number even?
In this lesson you will learn why numbers have an alternating even-odd pattern by drawing
pictures and using a number line.
Let’s Review
Even numbers can be evenly split into groups of two and two equal groups.
8 9 10761 2 3 4 5
EOEOEOEOEO
A Common Misunderstanding
Forgetting numbers are only even when they have exactly two equal groups.
9 12
Odd Even
Core Lesson
Numbers have an alternating even-odd- even-odd pattern.
8 9 10761 2 3 4 5
EOEOEOEOEO
Core Lesson
Core Lesson
The even-odd-even-odd pattern will continue on and on, forever.
18
19
2017
16
11 12 13 14 15
EEEOEOEO
Core Lesson
So, every other number is even and every other number is odd.
18
19
2017
16
11 12 13 14 15
EOEOEOEOEO
Core Lesson
The number after any even number will always be odd.
18
19
2017
16
11 12 13 14 15
EOEOEOEOEO
The number after any odd number will always be even.
In this lesson you have learned why numbers have an
alternating even-odd pattern by drawing pictures and using
a number line.
