Explicație pas cu pas:
a) 417x38+(583x11+583x27)
417x38+(6413+15741)
417x38+22154
15846+22154
38000
b)12x17+35x13+17x23
204+455+391
659+391
1050
c) (37x26+58x34)+21x26
(962+1972)+546
2934+546
3480
d) ((2 la a 2 a) a3a x74+102x10)+64x26
(4 la a3a x74+102x10)+64x26
(64x74+102x10)+64x26
(4736+1020)+64x26
5756+64x26
5756+1664
7420
