电影院的观众席共有56排，每排有34个座位．天元育才学校1000人去看电影，能坐下吗？
==== 3.14×5======
直接写出得数． 1﹣40%= ll7%﹣1.02=+40%=﹣24%= 60×15%= 60÷80%=×=÷=
直接写得数． 0.16+0.64= 3﹣0.7= 0.15×4= 1.2÷0.3= 1÷0.1=+=﹣=×=÷= 12÷16=
直接写得数． 1﹣= 1÷=﹣=×= 0÷=
直接写得数×14= 1﹣=+=﹣= 1÷=×=÷= 0.25﹣= 0.125÷=÷=
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+40%=
﹣24%=
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= 1÷
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×
×14= 1﹣
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= 0.25﹣
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