口算0.6×2= 4.8÷0.6= 1.7+3= 4×9×0.25= 1.25×16= 9.6÷32= 2-0.09= 3 7 +
口算0.6×2=4.8÷0.6=1.7+3=4×9×0.25=1.25×16=9.6÷32=2-0.09=37+47=14-17=1110-38=119-19=...
口算0.6×2= 4.8÷0.6= 1.7+3= 4×9×0.25= 1.25×16= 9.6÷32= 2-0.09= 3 7 + 4 7 = 1 4 - 1 7 = 11 10 - 3 8 = 11 9 - 1 9 =
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