1.) Genghis Khan was a famous person in Mongolia and the leader of the biggest army in the world.
2.) Genghis Khan was born 1162, near Lake Baikal, Mongolia died August 18, 1227.
3.) Genghis Khan was one of the famous conqueror in history. 


Today I solved big numbers with big numbers for example.
896 x 705 = 631,680
1004 x 4089 = 4,105,356
1254 x 3452 = 4,328,808
1954 x 2598 = 5,076,492