小学五年级上下册口算题1800余道A4精版可直接打印(共29页).doc

精选优质文档-倾情为你奉上1740100633.21.682.80.4147.41.920.040.325000.654.35105.44203.52001.50.060.75150.40.840.250.361.541.01994203525121350.53/4+1/4=2+4/9=32/3=3/41/2=1/6+1/21/6=7.5(2.5+3.8)=7/8+3/8=3/10+1/5=4/57/10=21/61/3=0.511732.8195.21.31.60.44.90.7156120.870.491740100633.21.682.80.4147.41.920.040.325000.654.35105.44203