六年级数学口算初赛试题（50道题）姓名分数530－70=0.37×20=6.43+1.95=48÷0.6=350÷50=8.5÷5=320÷40=45－32=12.4+0.37=1－0.62=10－5.4＝4÷20＝3.5×200＝1.5－0.06＝0.75÷15＝0.4×0.8＝4×0.25＝0.36＋1.54＝1.01×99＝420÷35＝0.04×25=1.25×0.8=1.8÷0.9=1.7×3=27÷0.01=5600÷8=5.2×0=26×3=0.8×0.7=0.25×28=3.5×200＝1.5－0.06＝0.75÷15＝0.4×0.8＝4×0.25＝0.36＋1.54＝1.01×99＝420÷35＝25×12＝135÷0.5＝+=－=2.8×0.4＝0.51÷17＝32.8＋19＝720÷9028×6=25×8×125×4=4.8÷0.6+4.8÷0.4=+－=8.5－0.24－1.76=
