Условие:

9002 * 50 + 140;
600 + 90 : 3200;
70025 * 2 + 100;
12075 : 3 * 4 + 65;
20080 : 4 * 535;
10854 : 9 * 6 + 58;
342 : 3;
564 : 2;
721 : 7.

9002 * 50 + 140 = 900100 + 140 = 800 + 140 = 940;
600 + 90 : 3200 = 600 + 30200 = 630200 = 430;
70025 * 2 + 100 = 70050 + 100 = 650 + 100 = 750;
12075 : 3 * 4 + 65 = 12025 * 4 + 65 = 120100 + 65 = 20 + 65 = 85;
20080 : 4 * 535 = 20020 * 535 = 20010035 = 10035 = 65;
10854 : 9 * 6 + 58 = 1086 * 6 + 58 = 10836 + 58 = 72 + 58 = 130;
342 : 3 = 114;
0 ¯ 342 0 3 ¯ 0 0 ¯ 4 00 3 ¯ 0 0 ¯ 12 00 12 ¯ 000 0 3 114 ¯
564 : 2 = 282;
0 ¯ 564 0 4 ¯ 0 ¯ 16 0 16 ¯ 00 0 ¯ 4 000 4 ¯ 000 0 2 282 ¯
721 : 7 = 103.
0 ¯ 721 0 7 ¯ 0 0 ¯ 2 00 0 ¯ 0 0 ¯ 21 00 21 ¯ 000 0 7 103 ¯