а)15⅗+12⅘-7⅗=20⅘
б)19-(7⁵`¹³+8⁷`¹³)=19-15¹²`¹³=18¹³`¹³-15¹²`¹³=
=3¹`¹³
в)14⅝+(5⅜-4⅞)=4¹¹`⁸-4⅞=⁴`⁸=14⅝+⁴`⁸=
=14⁹`⁸=15⅛
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
а)15⅗+12⅘-7⅗=20⅘
б)19-(7⁵`¹³+8⁷`¹³)=19-15¹²`¹³=18¹³`¹³-15¹²`¹³=
=3¹`¹³
в)14⅝+(5⅜-4⅞)=4¹¹`⁸-4⅞=⁴`⁸=14⅝+⁴`⁸=
=14⁹`⁸=15⅛