2020년 5월 8일 금요일 |
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*수학 예습
6. 생각수학: 사라진 숫자를 알아볼까요 -http://www.ssemtube.com/front/goods/GDS0000014414/detailInfo.do -http://www.ssemtube.com/front/goods/GDS0000007587/detailInfo.do -http://www.ssemtube.com/front/goods/GDS0000007436/detailInfo.do -http://www.ssemtube.com/front/goods/GDS0000007585/detailInfo.do |