Question

Запишите недостающие числа 
2/15+7/10=.../30+.../30=.../30
3/16+9/20=.../...+36/...=.../...
5/8+11/12=15/...+.../...=.../...
1/2-1/3=.../6-.../6=.../6
11/36-5/18=.../36-.../36=.../36
9/10-7/8=.../...-35/...=.../...
7/22-3/55=35/...-.../...=.../...

Answer 1

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