口算0.38
口算0.38+0.06=64.2+5.7=543-27-73=3.5+0.6=4.35+5.36=0÷78=125×7×8=1000×0.013=7×5÷7×5=50-2...
口算0.38+0.06= 64.2+5.7= 543-27-73= 3.5+0.6= 4.35+5.36= 0÷78= 125×7×8= 1000×0.013= 7×5÷7×5= 50-20÷5=
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