Решите плиз!13,5-8,28=8,3-4,678=38,06-17,4=ПОМОГИТЕ

Question

Решите плиз!
13,5-8,28=
8,3-4,678=
38,06-17,4=
ПОМОГИТЕ

Answer 1

13,5-8,28=5,22

8,3-4,678=3,622

38,06-17,4=20,66

Answer 2

1) =5.22

2) =3.622

3) =20.66