Е)322:23х70-161х9:69=? ж)315:(162+12х24-11х39)+558:31=? з)(24х7-377 :29)х(2378:58-38)=? и)(120+16х7

[MathMind]

Прошу содействия в выполнении задачи 9 класса: - е)322:23х70-161х9:69=? ж)315162+12х24-11х39)+558:31=? з)(24х7-377 :29)х(2378:58-38)=? и)(120+16х7)х240300-5х44)=? к)(372+118х6)38х35-34х37)-12=? л)31243х504-4х307)+10403:101=? м)15+(1232224+37)-12х15)35х2-59)=?

 

[Изобретатель]

е) 322 / 23 * 70 – 161 * 9 / 69 = 959;
322/ 23 = 14;
14 * 70 = 980:
161 * 9 = 1449;
1449 / 69 = 21;
980 - 21 = 959.
ж) 315 / (162 + 12 * 24 – 11 * 39) +558 / 31 = 33;
12 * 24 = 288;
11 * 39 = 429;
162 + 288 - 429 = 21;
315 / 21 =15;
558 / 31 = 18;
15 + 18 = 33.
з) (24 * 7 - 377 / 29) * (2378 / 58 - 38) = 465;
24 * 7 = 168;
377 / 29 = 13;
168 - 13 = 155;
2378 / 58 = 41;
41 - 38 = 3;
155 * 3 = 465.
и) (120 + 16 * 7) * 240 / (300 – 5 *44) = 696;
16 * 7 = 112;
120 + 112 = 232;
5 * 44 = 220;
300 - 220 = 80;
232 * 240 / 80 = 696.
к) (372 + 118 * 6) / (38 * 35 – 34 * 37) – 12 = 3;
118 * 6 = 708;
372 + 708 = 1080;
38 * 35 = 1330;
34 * 37 = 1258;
1330 - 1258 = 72;
1080 / 72 = 15;
15 - 12 = 3.
л) 3124 / (3 * 504 – 4 * 307) + 10403 / 101 = 114;
3 * 504 = 1512;
4 * 307 = 1228;
1512 - 1228 = 284;
3124 / 284 = 11;
10403 / 101 = 103;
11 + 103 = 114.
м) 15 + (12322 / (24 + 37) – 12 * 15) / (35 * 2 - 59) = 17.
24 + 37 = 61;
12322 / 61 = 202;
12 * 15 = 180;
202 - 180 = 22;
35 * 2 = 70;
70 - 59 = 11;
22 / 11= 2;
15 + 2 = 17.