0.72+0.8= | 4.9+3.1= | 0.63-0.3= | 9-5.9= |
4.2×0.3= | 0.13×0.2= | 0.04×1.5= | 0.03×2.1= |
0÷0.08= | 5.8÷0.1= | 6.5÷0.65= | 0.9÷0.001= |
⑴6x+0.2=13.4 ⑵1.5x+x=1.6
⑶x-0.52×0.5=1.3 ⑷361.2x-61.2x=56.7
⑸4(x-12)=36 ⑹(x+2.4)÷2=10.2
⑴0.15×23×20 ⑵19.1+6.8×40÷1.6
⑶1.92÷80÷0.125 ⑷2.56÷(1.58+2.7×0.6)
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