Question

3. Вычислите: а) -62 + (-74); 15 22 22 B) - 4,8 + (-2¹) + (-4¹) 6) - 7.​

Answer 1

а) -62+(-74) = -136

б) -7/22 - 15/22 = -22/22 = -1

в) -4,8+(-13/6)+(-9/2) = -24/5 - 13/6 - 9/2 = -172/15 = -11 7/5