9⼀10÷(1⼀2×(4⼀5-3⼀10)) 简便运算

2024-11-23 08:49:06
推荐回答(3个)
回答(1):

原式=9/10÷(1/2×(8/10-3/10))
=9/10÷(1/2×1/2)
=9/10÷1/4=9/10*4
=18/5

回答(2):

9/10÷(1/2×(4/5-3/10))
=9/10÷1/2÷(8/10-3/10)
=9/10×2×2
=18/5

回答(3):

按运算顺序算就好啊 18/5