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3.6x11-0.36 =3.6x10+3.6x1-0.36 =36+3.6-0.36 =39.6-0.36 =39.24 如果本題有什麼不明白可以追問,請及時點擊右下角的【好評】按鈕
36*(3/4)+63*(3/4)+(3/4)= 75
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