- 1.58×6.05的积是______,精确到十分位是______.
- 4.18×0.7的积是______位小数;4.95保留一位小数是______.
- 计算:12×2.5=7.5×0.4=1÷0.625=8.4÷4.2=24÷4+56÷4=2.5+2.5×3=0.25×8=12.5÷2.5=
- 列竖式计算.5.2×4.618÷2.7(得数保留两位小数)
- 6.4×0.72的积里有______位小数.
- 用竖式计算.3.16×2.8=0.51÷0.75=26.08-0.999=
- 2.3×1.91=0.57×0.12=3.08×0.25=8.32÷4=8.94÷0.12=14.52÷2.4=
- 在下列横线里填上“<”、“>”或“=”3.35×0.99______3.3512.85×1.001______12.8545.3×2.1______45.316.3______1.8×16.3.
- 4.62×0.57的积是______,保留一位小数约是______.
- 一个自然数的1.05倍一定比它本身大.______.(判断对错)
- 2.4×30=840÷20=3.5+5.3=7-2.7=35×15=47+56+37=18÷23=1-45+15=
- 竖式计算5.71×2.080.576÷0.484.375÷3.51.25×3.56.
- 列竖式计算,打“*”号的要验算.0.54×70*5.278÷2.6.
- 3.2×0.2=1.4×0.5=3.3÷3=2.5×0.4=0.53-0.3=1.5×2=0.7×7=1.8×0.5=0.9×0.1=
- 列坚式计算.(带*的题得数保留一位小数)(1)51.5×0.14(2)65.52÷1.3*(3)1.7÷0.09.