вычисли значения разностей нужно расписать

74-5,42-8 ,32-17,82-55,45-27,63-46,71-17,63-39. 

 

74–5=60+(14–5)=6942–8=30+(12–8)=3432–17=(20–10)+(12–7)=1582–55=(70–50)+(12–5)=2745–27=(30–20)+(15–7)=1863–46=(50–40)+(13–6)=1771–17=(60–10)+(11–7)=5463–39=(50–30)+(13–9)=24