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Calculează: a) [20+2x (110-20)]: 10+2×4= b) [72: (8x2-40:5)+91]: (7+3)= c) 200+30 x [9 x (8+4): 4] - 880:10= d) 16 x [40+2x (560: 8-7 x 7)] x (10- 100:10)= e) 1000+8x [(56:7+12) x 101-2000]:2= f) 999:9x2+ [92+2x4x (29-14x2:7) x 9]+5×20= g) 592+8x [(56:7+13) x 101 - 2076]:2= h) 125:5+[7 x 36:2-5x (5x4-36:3)] x 10 = i) 125:5+[14x18:2-5×(100:5-72: 6)]= (100-7x2x5) x [(282:3-2):2] =


dau coroana!!!!​