Seudónimo
Seudónimo
14-09-2017
Mathematics
contestada
Three Questions......
Respuesta :
choixongdong
choixongdong
14-09-2017
-1/8 - 2/7
= -7/56 - 16/56
= -23/56
-------------
-3/8 - 1/10
= -15/40 - 4/40
= -19/40
--------------------
-3/6 - 5/7
=-21/42 - 30/42
= - 51/42
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