곱셈공식_1차시_영어_공유용

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곱셈공식, 수업지도안, 영문 수업지도안, 영어, 우월반, 학습지도안영문 학습지도안으로, 영어로 수업 진행하기 위해 만든 자료입니다. 대상은 중학교 2학년 수학 우월반 기준입니다. 곱셈공식(common multiplication formulas)에 대해 총 2차시로 나뉘어 있습니다.같이 올린 PPT 자료를 활용하여 수업 진행하였습니다. PPT는 유효 적절한 애니메이션 사용을 통해 곱셈공식에 대한 직관적이고 기하학적인 이해를 증진시키고자 하였습니다.

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본문내용

주의집중
(1분)
Greetings.
I can see that all of you are still recovering from the after effect of the long holiday. Now lets keep you guys pumping, but cool your brain off a little, and move on to do some math.
Greetings.
선수학습
확인
(3분)
Just before the mid-term, we learned the basic operations for polynomials, especially the multiplication.
Do you still remember this example?
What was its geometrical implication?
(What kind of a figure did we use to understand this
multiplication?)
☞ (a+2)(b+3)=?
(Quickly draw its geometrical implication)
Yes it is
(a+2)(b+3) =ab+3a+2b+6
We could understand it as an area of a
rectangle, compared with area of rectangle
splited into four parts.
학습목표
안내
(2분)
Today, we will look into the common multiplication formulas and their variations.
loud from the PPT)
And explain why we learn the formulas NOW.
Read the ‘Today’s Goal’ from the PPT.

참고 자료

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