39/26=6*6,5/4*6,5=6/4
Ответ: 6/4
0,81×(-2,4)×3,5×(-6,4)=43,5456
11/19 * (27/8 + 17/12 - 1/6)= 11/19 * 38/8= 11/4
<span><span> 4741893005 </span><span><u>- 3005=</u>1</span></span>57.8 <span>
17368<u>-15025</u>
23439<span> <u>-21035</u></span>
24040<span> <u>-24040
</u></span> 0</span>
235-х<241
решение:
-х<-6
х>6