12⼀5X35⼀9X9⼀2等于?(递等式) 5⼀4-5⼀4X7⼀2等于?(递等式) 9⼀2X8⼀5X18X35⼀2等于?(递等式) (26⼀1+39⼀2)X1

2025-04-15 20:21:50
推荐回答(1个)
回答1:

12/5X35/9X9/2=30

5/4-5/4X7/2=-25/8

9/2X8/5X18X35/2=2268

(26/1+39/2)X1=45.5