Ребят помогите пж номер 342
A) 28 + m + 72 = 100 + m = 100 + 87 = 187 b) n + 49 + 151 = n + 200 = 63 + 200 = 263 c) 228 + k + 272 = k + 500 = 48 + 500 = 548 d) 349 + p + 461 = p + 710 = 115 + 810 = 925
300+400 +40+60+9+1 = 700 +100+10 = 810
Да, спасибо.
1) = m+100 =87+100 =187 2) = n+200 = 63+200 =263 3) = k + 500 = 500+ 48 =548 4) = p + 810 = 115+810 = 925
Верно.