1) (42375+13815) = 56190(975816-975801) = 1556190 / 15 = 37463746 * 45 = 168570
Therefore, (42375+13815):(975816-975801)*45 = 168570
2) (72972+546120) = 619092(864259-864241) = 18619092 / 18 = 3444934449 * 36 = 1241764
Therefore, (72972+546120):(864259-864241)*36 = 1241764
1) (42375+13815) = 56190
(975816-975801) = 15
56190 / 15 = 3746
3746 * 45 = 168570
Therefore, (42375+13815):(975816-975801)*45 = 168570
2) (72972+546120) = 619092
(864259-864241) = 18
619092 / 18 = 34449
34449 * 36 = 1241764
Therefore, (72972+546120):(864259-864241)*36 = 1241764