问题 口算题 直接写出得数。0.001+10.99=0.37×2=0.52=5.07÷0.01=6-4.82=0.63÷0.7=1.8×0.4=8.95÷8.95=2.5×7.7×0.4=3.16÷0.1÷0.1÷0.1= 答案 10.991；0.74；0.25；507；1.18；0.9；0.72；1；7.7；3160
