784 + (179 + 116) = 784 + 295 = 1079
(b + 457) + (143 + 872) = b + 457 + 1015 = b + 1472
(1696 + 3593) + (p + 1304) = 5289 + p + 1304 = 6593 + p
342 + (b + 58) = 342 + b + 58 = b + 400
m + 4563 + 1837 = m + 6400
784 + (179 + 116) = 784 + 295 = 1079
(b + 457) + (143 + 872) = b + 457 + 1015 = b + 1472
(1696 + 3593) + (p + 1304) = 5289 + p + 1304 = 6593 + p
342 + (b + 58) = 342 + b + 58 = b + 400
m + 4563 + 1837 = m + 6400