10. Calculează. a) [(72 x 3-80): 2+2 x 124] : 4 = b) 400 + 480: 4- [640: 2 + 4x (20 + 12 + 18)] = c) [1 + 2 x (6 + 6:3) - 5]: 6 = d) 180 2+ [(50 x 2: 10 + 90) + 10] - 25 x 4 = e) [1 019+ (837: 3 + 528: 4)] x 2 = f) [(136 x 4 + 56 x 6) x 5-2 552] (900 - 3 x 293) = g) 900-[(648: 4 + 350 5) 2] x 3 = h) 95 - [25: (45: 9) + (36:9 x 3-6)] + 786 : 6 = j) 314-2x [(16+15) (83-79)] = i) [84+ (630:6 x 4)-(312:8 x 2) - 298]: (8 x 864 108) = k) 9 x (101 x 1 + 111: 1) - [85 - 7 x (36:9 +63 9)] = I) 324 [108: (21+54: 9 x 5:30 + 45:9)] + 19 = m) 101-300 [24-21 (42 18:3 180: 12) + 196:28] = STO S onggo) Exseluolat ajutor la acest exercițiu ​