Răspuns :
59×(27 + 3) =
= 59×30
= 1770
59×(27 + 3) =
= 59×27 + 59×3
= 1593 + 177
= 1770
59x(27+3)= 59x30= 1770
59x(27+3)= 59x27+59x3= 1593+177= 1770
59x(27+3)= 59x27+59x3= 1593+177= 1770