四年级下学期数学100道口算题带答案

25x32x125=2000039x101=39391.37+1+7.63=105.6+2.7+4.4=12.7

9.14-1.43-4.57=3.1477+2.7+2.3+25=1071.88+2.3+3.7=7.88

51.27-8.66-1.34=41.275.17-1.8-.-3.2=0.174.02-3.5+0.98=2.513.7+0.98+0.02+4.3=190.34+0.45=0.790.57+0.9=1.478-4.6=3.40.6-0.37=0.234.9+9.8=14.739.5+98.8=138.3