Ответ:
(2 4/5 + 2 2/3):(10 13/30 - 3 3/5)*2.5=2
(2 5/14*4 2/3+12:2 1/4-15 1/4):(4 7/18- 2 5/9)=13/22
Пошаговое объяснение:
(2 4/5 + 2 2/3):(10 13/30 - 3 3/5)*2.5=
(2 12/15 + 2 10/15):(10 13/30 - 3 18/30)*2.5=
5 7/15: 6 25/30 *2.5=
82/15:205/30*2.5=
4/5*2.5=
0.8*2.5=2
(2 5/14*4 2/3+12:2 1/4-15 1/4):(4 7/18- 2 5/9)=
( 33/14*14/3+12:9/4-61/4):(79/18-23/9)=
(11+16/3-61/4):(79/18-46/18)=
(33/3+16/3-61/4):33/18=
(49/3-61/4):33/18=
(196/12-183/12):33/18=
13/12:33/18=13/22
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Answers & Comments
Ответ:
(2 4/5 + 2 2/3):(10 13/30 - 3 3/5)*2.5=2
(2 5/14*4 2/3+12:2 1/4-15 1/4):(4 7/18- 2 5/9)=13/22
Пошаговое объяснение:
(2 4/5 + 2 2/3):(10 13/30 - 3 3/5)*2.5=
(2 12/15 + 2 10/15):(10 13/30 - 3 18/30)*2.5=
5 7/15: 6 25/30 *2.5=
82/15:205/30*2.5=
4/5*2.5=
0.8*2.5=2
(2 5/14*4 2/3+12:2 1/4-15 1/4):(4 7/18- 2 5/9)=
( 33/14*14/3+12:9/4-61/4):(79/18-23/9)=
(11+16/3-61/4):(79/18-46/18)=
(33/3+16/3-61/4):33/18=
(49/3-61/4):33/18=
(196/12-183/12):33/18=
13/12:33/18=13/22