①305×48= ②1418÷24= ③512-112÷8
④(254-120÷15)×26 ⑤(125×12)×8 ⑥48×137+48×63 0102 ①209×57= ②1256÷32= ③456-156÷3
④(705-684)×(76+54)⑤138×101-138 ⑥29×101 0103 ①47×502= ②789÷23= ③315-115÷5 ④2163÷21-18 ⑤25×38×4 ⑥37×75+25×37 0104 ①29×710= ②456÷17= ③276-76÷4
④615÷(24+17)×18 ⑤456-188-112 ⑥300÷25÷4
①305×17= ②8-3.08= ③5.27+0.43= ④37.28+5.49-12.88 ⑤7.49-(0.56+0.49) ⑥23.7-4.8-5.2 0202 ①210×56= ②7.43+12.57= ③10-5.28=
④41.56-21.99+31.28 ⑤50.09-8.25-1.75 ⑥2.67+5.04+1.96 0203
①4.6+3.48= ②11-8.28= ③6.28+0.64-2.72 ④12-(8.15-6.43) ⑤0.74+6.29+1.26 ⑥8.37+4.06-2.37 0204
①21.6+3.88= ②10-7.38=
③12.63-(1.94+5.04) ④8.95-3.64+2.36 ⑤8.95-3.64-2.36 ⑥24.5-6.42-3.58
1
③13-2.034= ④131.3+369-79 ⑤200-18.91+20.88 ⑥5.81+8.3+4.19 0302
①187.64+9.32= ②30-0.95= ③9-2.78=
④9.25-3.64+97.42 ⑤25.36+18.64-21.401 ⑥19.4-1.28-3.72 0303
①9.36+23.87= ②20-11.54= ③5-2.024= ④35-24.75+2.013 ⑤28.75+13.55-17.92 ⑥162.57-44.42-3.58 0304
①0.802+5.33= ②18.42-3.76= ③10-3.072= ④110-25.72+12.53 ⑤13.1-2.8-7.2 ⑥20.45+4.58-12.45
③1.56×3.4=
④0.95×1.3-0.368 (草) ⑤4.56×10.9-4.56×0.9 ⑥0.25×32 0402
①25.1+2.96= ②20-5.43= ③4.18×1.5= ④2.24×0.12+3.875 ⑤0.37×7.4+9.63×0.37 ⑥0.58×2.5×0.4 0403
①31.502+3.508= ②20-2.074= ③5.45×0.25= ④0.96×780-432 ⑤0.3×0.25×40 ⑥3.5×9.9+3.5×0.1 0404
①42.14+3.076= ②10-5.048= ③1.08×60= ④7.02×150+25.9 ⑤5.6×9.9+4.4×9.9 ⑥58.9×2.7+58.9×7.3
2
③20.4×3.6= ④(9-3.25)×0.64 ⑤1.25×8.37×0.8 ⑥8.7×9.9 0502
①20-7.84= ②6.95+11.2= ③0.66×0.15=
④(13.75-2.87)×1.43 ⑤0.125×3.2×2.5 ⑥0.37×1.4-0.4×0.37 0503
①3.67+20.437= ②100-9.603= ③0.325×3.6= ④43.5×(7.8+8.3) ⑤(8.29×6.7-6.543)×2.8 ⑥70.8-7.25-1.75 0504
①20.1+5.78= ②30-2.805= ③9.6×3.25=
④37.4×8.5-9.6×0.25 ⑤[(2-0.91)×3-2.02]×8 ⑥4.16+(5.32-2.16)
③5.47×1.5=
④0.6×[(3-0.9)÷4.2] ⑤0.72÷0.8×3.5 ⑥0.38×9.3+0.38×0.7 0602
①13.325+2.675= ②33-4.08= ③10.6×2.4=
④9.6÷(2.4+1.6×0.5) ⑤1.4×2.4+0.8÷0.5 ⑥5.76-(15-14.24) 0603
①7.692+5.31= ②20-3.72= ③3.86×1.2= ④(4.8+2.7)×4.02 ⑤(5.6+0.7)×(1-0.4)⑥17.24-5.92-7.24 0604
①18.734+2.9= ②100-9.1= ③7.02×0.43= ④35.7÷0.7×4.8 ⑤24÷[3×(7.8-7.4)] ⑥7.2×6.5+6.5×2.8
3
③7.42÷7=
④16.4÷0.4-2×5.3 ⑤2.5×0.32×1.25 ⑥1.25×31×0.8 0702
①7.05×78= ②11.7÷25= ③15.9÷15=
④(10.2-2.5)÷(0.3+0.2)⑤0.28×2.5 ⑥31×0.4×25 0703
①8.3÷7≈ (保留两位小数)②5.12×4.9= ③2.8×4-6.5÷5 ④n +5n =5.4 ⑤4.5÷0.5÷0.9 ⑥19.8-5.47-4.43 0704
①9.315÷2.7= ②3.98×1.7= ③(21-3.5)×0.5 ④7a -5a =142 ⑤4.3×9.9 ⑥2.5×2.73×40
③24.8÷(10-6.9) ④0.63+0.63×99 ⑤5X -6.8=6.7 ⑥C +3C =2.72 0802
①3.87×6.9= ②4.54÷0.15=
③(12+3.2)×2.5+1÷0.01 ④5.7×3.5+6.5×5.7 ⑤8X -4.2X =22.8 ⑥8M -5M =144 0803
①25.6×0.32= ②21.62÷4.6=
③(69.9-4.47-5.16)×6.5 ④83.9×4.7+83.9×2.3 ⑤4X +60=78.4 ⑥8X -X =22.4 0804
①23.7×0.28= ②3.528÷0.72= ③16.5-(4.2+3.7) ④5.2×3.6+6.4×5.2 ⑤6.8X +2.2X =54 ⑥48+25X =52.5
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③361×0.25÷25-0.24 ④18.5M -6M =5 ⑤3X +5X -8=80 ⑥99×0.625+0.625 0902
①2.39×14.2= ②9.6÷0.375=
③(6.07-4.896)×3.7 ④1.2y +3.4y =36.8 ⑤4.5+6X =33 ⑥7.8×9.9 0903
①6.38×0.27= ②0.765÷0.17= ③6.8+7.76-10.78 ④(4.67+0.8)×3.2 ⑤3.91×2.8-2.91×2.8 ⑥6X +X =25.2 0904
①5.24×1.6= ②2.07÷0.023=
③(3.735+4.075)×1.8 ④7.8+4.56+2.2 ⑤12.5×3.2×2.5 ⑥3X -X =2.8
③12.7-12.5÷5 ④5.8×4.5-84÷4.2 ⑤0.4×99+0.4 ⑥4X +9=249 1002
①0.47×7.59≈ (得数精确到十分位) ②0.97÷2.8≈ (得数保留两位小数) ③(5.42-2.82)÷(0.65×2) ④0.65×6.4-0.65×5.4 ⑤3y -6=48 ⑥6X -X =125 1003
①2.4÷1.5=
②54.7÷0.91≈ (得数精确到十分位) ③5.3×2.4= ④12.5×0.8+14.72 ⑤78÷2.5÷0.4 ⑥2y +7=91 1004
① 21.5÷0.75= ②9.6×4.51= ③ 3.6×4-2.25 ④ 5.01-1.9+4.99 ⑤5X -3.9=5.1 ⑥8m ÷2=15
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