一栋楼房共14层,每层住12户,这栋楼能往多少户?
17.5×0.65+0.175×25+1.75.
计算:19.58×66+22×91.26= . 64×12.5×0.25×0.05= .
2.89×4.68+4.68×6.11+4.68.
1+12.7+5.9+17.3270﹣42.5﹣17.5125×88130÷25÷4 25×32×125125×103﹣125×322.4×25﹣25×2.4.
直接写出得数: 0.4×0.25=7.8×9.9=0.5×3.81×2= 56.42÷7=0.8÷0.01=9.3÷6÷0.5=