三年级上册脱式计算
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81÷9＋877 66×5+774 921+7×4
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80×6×2 770÷7+65 807＋20÷2 = = =
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100－50÷5 35－35÷7 302＋30×2 = = =
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600×8÷3 40＋100÷5 434＋25×5 = = =
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60－12×3 64÷8＋456 640＋60×4 = = =
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15×7－8 42÷7＋36 37×4＋19 = = =
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10×4－20 45÷3＋268 21×4－56 = = =
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25÷5＋242 35÷5＋56 72÷9－6
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500×(400－396) 72÷9－5 564+264-453 = = =
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65×9-450 9×80+980 9000-(4500+250) = = =
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14×6+45 900÷(71-68) 180÷9-7
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6＋45×3 6700+72÷8 7650-(546+4530) = = =
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8×(910-720) 760-540+1110 6500+1250-350 = = =
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9450-3200-4200 2400÷6－45 800×7－180
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4000 ÷8 + 350 320÷8＋64 270 ÷3 ×9 = = =
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630 ÷9 + 320 1600÷2＋230 80×30+5600 = = =
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2800+32×6 300÷6×9 (6900-2400)÷5 = = =
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999÷9 ×8 280×4 ÷5 60×8+1570
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960÷4×9 350÷5×9 450÷5+1250 = = =
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75÷15＋125 3090＋6×6 (387－87)X4
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750＋550÷5 (111＋189)×3 125×8÷100 = = =
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6×250×0 60×(23-17) （72÷9）X8 = = =
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187＋299－299 587＋496－674 2660＋26÷26 = = =
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32÷(32÷2) 300－(300－222) 65＋20×5
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687＋（99－67）568＋（1000－94）3560＋20×90 = = =
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960÷4×9 350÷5×9 450÷5+1250 = = =
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3090＋6×6 (387－383)X450 750＋550÷5 = = =
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125×8÷100 6×250×0 810×4÷6
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187＋299－299 587＋496－674 2660＋26÷26 = = =
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32X(32+16) 300－(300－222) 3390－10×95 = = =
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160－160÷80 (6900-2400)÷5 156÷6+657
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156÷6+657 687＋999÷3 (6900-2400)÷5 = = =
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(111＋189)×3 33÷3×29 153X6+657
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687＋（99－67）587＋496－674 2660＋26÷26 = = =
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6＋45×3 6700+72÷8 7650-(546+4530) = = =
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