问题 解答题 直接写得数.1-0.92=12.12-12=34÷38=12×(13+14)=25+12=27+57×14=2.7+1.63+7.3=0.83×9+0.83=1.25×45×8=78÷2.5÷4= 答案 1-0.92=0.08,12.12-12=0.12,34÷38=2,12×(13+14)=7,25+12=910,27+57×14=1328,2.7+1.63+7.3=11.63,0.83×9+0.83=8.3,1.25×45×8=8,78÷2.5÷4=7.8.