(7/9-47/72): 1,25+(6/7-17/28 ): (0,35-0,108) - вопрос №79477212567172803501086707063 от 041208katy 18.12.2020 06:47

Question

Алгебра: (7/9-47/72): 1,25+(6/7-17/28 ): (0,35-0,108)

041208katy · Answer

1. (56-47/72) : 1.25 + (24-17/28) : (242/1000)
2. (9/72) : 1,25 + (7/28) х (1000/242)
3. (1/8) : 1.25+ (1/4) х (1000/242)
4. 0.125 : 1.5 + (250/242)
5. 0.1 + (125/121)
6. (1/10) + (125/121)
7. (121+1250/1210)
ответ: 1271/1210.