=8×7+(-8)×(13/4)+9×(-1/2)+11×(-1/2)
=56-26-9/2-11/2
=30-20/2
=30-10
=20
請發(fā)一下二年級上冊語文,12 13" />

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歡迎您訪問8乘7加負八乘(三又四分之一)加9乘(負二分之一)加上11乘(負二分之一)!

8乘7加負八乘(三又四分之一)加9乘(負二分之一)加上11乘(負二分之一)

更新時間:2021-12-16 17:35:44作者:admin2

8乘7加負八乘(三又四分之一)加9乘(負二分之一)加上11乘(負二分之一)
=8×7+(-8)×(13/4)+9×(-1/2)+11×(-1/2)
=56-26-9/2-11/2
=30-20/2
=30-10
=20

請發(fā)一下二年級上冊語文,12 13 14課的詞語表行嗎?

二年級上冊語文12、 13 、14課的詞語表:

12.坐井觀天???井沿???回答???口渴???大話???井口???無邊無際???喝水???壯觀

13.一陣???晴朗???枯草???對面???將來???夜晚???紛紛???退卻???冷卻???夜色???將軍

14.謝謝???盯著???想法???語言???一棵樹???治安???自言自語???鄰居???奇怪???治理


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