小学生口算练习题 12页

小学生口算练习题I.45+15x6=1352.250^5x8=4003.6x54-2x4=604.30x3+8=985.4004-4+20x5=2006.10+124-3+20=347.(80-r20+80M=218.70+(100-10x5)=1209.360^40=910.40x20=800II.80-25=5512.70+45=11513.90x2=18014.16x6=9615.300x6=180016.5404-9=6017.30x20=60018.40CR4二10019.350-80=27020.160+70=23022.42^6+20二2723.40-\n5x7=524.80+60-r3=10025.41+18-=-2=5026.75-11x5=2027.42+7-29=2028.56004-80=7029.25x16=40030.120x25=300031.36x11=39632.10254-25=4133.336+70=40634.25x9x4=90035.200-33x3=10136.3020-1010=201037.12x50=60038.25x8=20039.23x11=25340.125^25=541.4200-2200=200042.220+80=30044.600-3x200=045.20+204-2=30\n46.35-254-5=3047.36+8-40=448.28004-40=7049.9874=750.964-24=451.5674=452.654-13=553.7575=554.1204-24=555.2004-25=856.8004-16=5057.840^-21=4058.5604-14=4059.3904-13=3060.6004-15=4061.72^24=362.854-17=563.9075=664.964-16=666.51^17=367.80^40=2\n68.1004-20=569.1004-4=2570.240一40=671.9204-4=23072.3004-60=573.64^2=3274.64^4=1675.50^5=1076.60-?8二7.577.96^4二2478.90^6=1579.400+80=48080.400-80=32081.40x80=320082.4004-80=583.484-16=384.96^24=485.160x5=80086.4x250=100088.10x76=76089.36x10=36090.15x6=9091.24x3=7292.5x18=9093.26x4=74\n94.7x15=10595.32x30=96096.40x15=60097.60x12=72098.23x30=69099.30x50=1500100.5x700=3501.45+15x6=1352.250^5x8=4003.6x54-2x4=604.30x3+8=985.400^4+20x5=2006.10+12^-3+20=347.(804-20+80)4-4=2110.40x20=80011.80-25=5512.70+45=11513.90x2=18014.16x6=9615.300x6=180016.5404-9=60\n17.30x20=60018.4004-4=10019.350-80=27020.160+70=23021.18-64^8=1022.42^6+20二2723.40-5x7=524.80+60^3=10025.41+184-2=5026.75-11x5=2027.42+7-29=2028.56004-80=7029.25x16=40030.120x25=300032.10254-25=4133.336+70=40634.25x9x4=90035.200-33x3=10136.3020-1010=201037.12x50=60038.25x8=200\n39.23x11=25340.125-^25=541.4200-2200=200042.220+80=30043.20x8x5=80044.600-3x200=045.20+204-2=3046.35-25^5=3047.36+8-40=448.28004-40=7049.9874=750.96^24=451.5674=454.120^-24=555.2004-25=856.8004-16=5057.8404-21=4058.5604-14=4059.3904-13=3060.6004-15=4061.72^24=362.854-\n17=563.9075=664.9676=665.784-26=466.51^17=367.80^40=268.1004-20=569.1004-4=2570.2404-40=671.920^-4=23072.3004-60=573.644-2=3274.64^4=1676.60^8=7.577.96^4=2478.90^6=1579.400+80=48080.400-80=32081.40x80=320082.4004-80=583.48+16=384.96^24=485.160x5=80086.4x250=100087.0x518=088.10x76=76089.36x10=360\n90.15x6=9091.24x3=7292.5x18=9093.26x4=7494.7x15=10595.32x30=96096.40x15=60098.23x30=69099.30x50=1500100.5x700=350I.45+15x6=1352.250^5x8=4003.6x54-2x4=604.30x3+8=985.400^4+20x5=2006.10+124-3+20=347.(804-20+80)4-4=218.70+(100-10x5)=1209.360^40=910.40x20=800II.80-25=5512.70+45=115\n13.90x2=18014.16x6=9615.300x6=180016.5404-9=6017.30x20=60019.350-80=27020.160+70=23021.18-64^8=1022.42^6+20=2723.40-5x7=524.80+60^3=10025.41+18^2=5026.75-11x5=2027.42+7-29=2028.56004-80=7029.25x16=40030.120x25=300031.36x11=39632.1025^25=4133.336+70=40634.25x9x4=90035.200-33x3=101\n36.3020-1010=201037.12x50=60038.25x8=20041.4200-2200=200042.220+80=30043.20x8x5=80044.600-3x200=045.20+204-2=3046.35-25^5=3047.36+8-40=448.28004-40=7049.98-M4=750.96^24=451.5674=452.654-13=553.754-15=554.120^-24=555.2004-25=856.8004-16二5057.8404-21=4058.5604-14=40\n59.390^-13=3060.6004-15=4063.90^15=664.964-16=665.784-26=466.51^17=367.80^40=268.1004-20=569.1004-4=2570.240^-40=671.9204-4=23072.3004-60=573.644-2=3274.64^4二1675.50^5=1076.60^8=7.577.96^4=24