Пошаговое объяснение:
а)
1 5/9-8/9=14/9-8/9=6/9=2/3
б)
1 1/12-5/12=13/12-5/12=8/12=2/3
в)
8 3/7-5 5/7=(8-5)+(3/7-5/7)=
=3-2/7=2 7/7-2/7=2 5/7
г)
4 1/8-1 5/8=(4-1)+(1/8-5/8)=
=3-4/8=3-1/2=2 2/2-1/2=2 1/2
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Пошаговое объяснение:
а)
1 5/9-8/9=14/9-8/9=6/9=2/3
б)
1 1/12-5/12=13/12-5/12=8/12=2/3
в)
8 3/7-5 5/7=(8-5)+(3/7-5/7)=
=3-2/7=2 7/7-2/7=2 5/7
г)
4 1/8-1 5/8=(4-1)+(1/8-5/8)=
=3-4/8=3-1/2=2 2/2-1/2=2 1/2