21/30+3/30-8/30=
61/200-(35/200-19/200)=
21/65-16/65+13/65=
21/30-(1/30+9/30)=
17/19-(5/19+2/19)=
3/10+5/10-7/10=
61/200-(35/200-19/200)=
21/65-16/65+13/65=
21/30-(1/30+9/30)=
17/19-(5/19+2/19)=
3/10+5/10-7/10=
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Answers & Comments
Ответ:
1.=16/30
2.=45/200
3.=18/65
4.=11/30
5.=10/19
6.=1/10
Пошаговое объяснение:
надеюсь помогла