300道小数加减乘除竖式计算题

0.328÷8=3.51÷3=7.21÷7=23÷25=3.64÷14=37.8÷28=600÷50=42×0.16=84×0.25=0.36×0.9=2.4÷3=20×0.5=0.8×6=1000×