五年级下册数学题55口算道
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/20 14:14:00
/是除号,希望这些题目对你有帮助1.01x99=420/35=25x12=135/0.5=4/3+4/1=5.2/1.3=32.8+19=5.2/1.3=25+15=47-17=58+18=19+28
.45+15×6=1352.250÷5×8=4003.6×5÷2×4=604.30×3+8=985.400÷4+20×5=2006.10+12÷3+20=347.(80÷20+80)÷4=218.70
123+25=148123-35=8856×7=392135÷5=27248+89=337...146-23=123...155×5=775...456-12=38...456+45=501...54
17×40=680,100-63=37,3.2+1.68=4.88,2.8×0.4=1.1214-7.4=6.6,1.92÷0.04=48,0.32×500=160,0.65+4.35=510-5.4
1.0.15+1.2/0.24-0.452.6.25+3.85-2.125+3.8753.8+2-8+24.25*4/25*45.7.26-(5.26-1.5)6.286+1987.314-2028.
(1)2.9×0.5=答案:1.45(2)5.9×0.2=答案:1.18(3)3.6×7=答案:25.2(4)4.3×0.3=答案:1.29(5)5.9×9=答案:53.1(6)9.4×9=答案:84
1.2/3 1/3 1/5 3/4 3/5 2/5 3/4 2/5 1/3 2/3 3/4 
17×40=680,100-63=37,3.2+1.68=4.88,2.8×0.4=1.1214-7.4=6.6,1.92÷0.04=48,0.32×500=160,0.65+4.35=510-5.4
17×40=100-63=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=4÷20=3.5×200=1.5-0.06=0.75÷
上百度去找找
2/3-3/2+5/4=?
17×44=100-64=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=4÷20=3.5×200=1.5-0.06=0.75÷
640÷80=815×5=7523×3=6912×2×5=120480÷80=616×5=8027×3=8190÷15=648÷4=12640÷16=4039÷3=1324×20=48032×3=96
640÷80=815×5=7523×3=6912×2×5=120480÷80=616×5=8027×3=8190÷15=648÷4=12640÷16=4039÷3=1324×20=48032×3=96
自己想
看联系方式-
17×40=100-63=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=4÷20=3.5×200=1.5-0.06=0.75÷
17×40=100-63=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=4÷20=3.5×200=1.5-0.06=0.75÷
17×40=680,100-63=37,3.2+1.68=4.88,2.8×0.4=1.1214-7.4=6.6,1.92÷0.04=48,0.32×500=160,0.65+4.35=510-5.4
40x20x30=30x10x5=80x60x2=9000x5000x3000=