
计算下面各题,能简算的要简算97-12×6+43 99×38+38 67+25+33+75 103×12 528-53-47 26×4-125÷
计算下面各题,能简算的要简算97-12×6+4399×38+3867+25+33+75103×12528-53-4726×4-125÷5....
计算下面各题,能简算的要简算97-12×6+43 99×38+38 67+25+33+75 103×12 528-53-47 26×4-125÷5.
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(1)97-12×6+43, =97-72+43, =25+43, =68; (2)99×38+38, =(99+1)×38, =100×38, =3800; (3)67+25+33+75, =(67+33)+(25+75), =100+100, =200; (4)103×12, =(100+3)×12, =100×12+3×12, =1200+36, =1236; (5)528-53-47, =528-(53+47), =528-100, =428; (6)26×4-125÷5, =104-25, =79. |
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