1)35/4-(13/6+41/12)=35/4-67/12=105/12-67/12=38/12=19/6 2)2/3+3/5-3/4=19/15-3/4=31/60 3)17/18+(3/4-1/3)=17/18+5/12=59/36 4)(38/5+6.5)-(38/5-6.5)=14.1-1.1=13 5)1-2/7-1/4=5/7-1/4=13/28
计算下题!要求大家写算式,不要直接写答案,把题目复制后再回答,要化成最简分数~
1)35/4-(13/6+41/12)=35/4-67/12=105/12-67/12=38/12=19/6 2)2/3+3/5-3/4=19/15-3/4=31/60 3)17/18+(3/4-1/3)=17/18+5/12=59/36 4)(38/5+6.5)-(38/5-6.5)=14.1-1.1=13 5)1-2/7-1/4=5/7-1/4=13/28