3+3=6种 3×2=6种
2+2+2=6种 2×3=6种
举一反三:
Joe 姐姐
我们每个人都想单独和Joe、 姐姐分别合拍一张照片
4+4=8张 或 4×2=8张
一共要拍多少张照片?
2+2+2+2=8张 2×4=8张
拓展运用:
根据本节课学习的内容,请同 学们自编一道题
总结全课:
• 通过本节课的学习,同 学们有哪些收获?
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