1) (146+322)+178 = 468 + 178 = 6462) 784+(179+116) = 784 + 295 = 10793) 625+481+75+219 = (625+219) + (481+75) = 844 + 556 = 14004) 427+88+277+112= (427+88+112) + 277 = 627 + 277 = 904
1) (146+322)+178 = 468 + 178 = 646
2) 784+(179+116) = 784 + 295 = 1079
3) 625+481+75+219 = (625+219) + (481+75) = 844 + 556 = 1400
4) 427+88+277+112= (427+88+112) + 277 = 627 + 277 = 904