Question

56 004 • 4 - 8024 • 4

Answer 1

56004 * 4 - 8024 * 4 = 191920
1) 56004 * 4 = 224016
2) 8024 * 4 = 32096
3) 224016 - 32096 = 191920 

или можно проще:
56004 * 4 - 8024 * 4 = 4*(56004 - 8024) = 4 * 47980 = 191920