- 脱口而出.1-0.08=0.29×50=0.99×0.78×0=8.2-2.75-1.25=2.5×0.4÷2.5×0.4=0.3+0.07=0.1÷0.08=0.32÷0.5=
- 竖式计算.(1)27+5.8=(2)16÷0.25=
- 10-2.65=0.9×0.08=528-349=6+14.4=24÷0.04=12.34-2.3=0÷3.8=7÷1.4=7.2÷8×4=67.5+0.25=1.9×4×0.5=0.77+0.33=400÷125÷8=5-1.4-1...
- 口算1.2÷0.2=2.5×4=0.25+4=1.87×0=3.5+0.5=1.2÷0.4=3.6÷4=0÷1.25=0.12×6=0.64×0.03=5.8+4.2-6.5=7.8÷3=0.125×8=2.8÷1.4=0.25÷...
- 直接写出得数5.43+1.47=5-3.28=0.46÷4.6=4×0.25=3÷0.3=4.5×0.4=0.63÷0.7=1.8×0.4=9.58×101-9.58=85÷(1-0.9)=
- 1.46+0.5=6.2+4.8=9.9+1=2.4×5=8.7÷0.01=0.2×0.3×0.4=10-0.7-0.03=
- 直接写出得数0.3+7=40÷0.5=1-0.01=5.5a-a=0.125×4=3.5÷0.05=8.2÷0.01=0.7-0.7÷2=
- 直接写出得数.8.5+1.3=15.7-0.4=3.8×2=2.6×0.2=7.3÷0.01=1÷0.4=2.4+0.73=4-0.17=0.8×1.25=6.9÷3=
- 口算:0.125×16=3-1.06=0.6÷6=16.8-7=1.01×0.2×0.1=11-123=134+134=978-9.875=3.14×8=15-16=215-145=218÷418=1.625÷158=723-0...
- 直接写出得数78-0.98=(14)2=32×12.5%=415÷835=2-34+14=613+713×13=56×(17+18)=12×12÷12×12=
- 直接写出得数.9-8.84=______0.63+0.3=______0.35÷5=______0×3.5×1.7=______5×4=______1.1-0.11=______0.24÷0.6=______2×0.5÷...
- 直接写出结果.5×40=______1.25×80=______9÷45=______10-0.1=______88÷0.88=______9.8+1.12=______6.1-0.01=______0.9×0.01=_...
- 口算:5.7+6.3=20.05+0.4=34.6-4.9=9-4.2=5.5÷11=8.2÷100=5.783×1000=2.5×4=0.01×8=12-1.2=4.7×0×0.4=125×1.7×0.8=
- 直接写得数.2.5×4﹦0.3÷0.1﹦2-0.64-0.36﹦1.25×3.3×0﹦99+0.1﹦43×0.01﹦2.9÷5-1.9÷5﹦37.2×99+37.2﹦
- 3.8+0.03=6.8÷0.1=2.4×0.4×0.5=100-0.99=12.5×0.8=9.5+5.5÷5=1.9+0.23=8÷100=10÷12.5×8=15.5-7=0.8×2.5=2÷0.5-2×0.5=