1⼀13+12⼀13*(5⼀2-1⼀3)可以简便计算就简便计算

2025-03-01 01:48:49
推荐回答(2个)
回答1:

1/13+12/13*(5/2-1/3)
=1/13+(12/13)*(5/2)-(12/13)*(1/3)
=1/13+30/13-4/13
=(1+30-4)/13
=27/13

回答2:

1/13+12/13*(5/2-1/3)
=1/13{1+12*(13/6)}
=1/13+2
=27/13