Question

решите уравнение 2 5/8 + x =3

Answer 1

2  5/8 + х = 3
х = 3 - 2 5/8
х = 3 - 21/8
х= 24/8 - 21/8
х=3/8

проверим
2 5/8 + 3/8 = 3
21/8 + 3/8 = 3
24/8 = 3
3=3