1.91

1.91. Выполните действия:

а) \(43 \cdot 13 + 316 = 559 + 316 = \boxed{875}\);

б) \((63 + 59)\cdot 75 = 122\cdot75 = \boxed{9150}\);

в) \(12\,255 : 43 + 174 = 285 + 174 = \boxed{459}\);

г) \(53\,064 : (18 + 48) = 53\,064 : 66 = \boxed{804}\).

а)

1. \(43\cdot13=559\)
2. \(559+316=\boxed{875}\)

б)

1. \(63+59=122\)
2. \(122\cdot75=\boxed{9150}\)

в)

1. \(12\,255:43=285\)
2. \(285+174=\boxed{459}\)

г)

1. \(18+48=66\)
2. \(53\,064:66=\boxed{804}\)