duolingocom4
duolingocom4 duolingocom4
  • 19-09-2017
  • Mathematics
contestada

please help me.............

please help me class=

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texaschic101
texaschic101 texaschic101
  • 19-09-2017
-2/5 + 1/2 =
-4/10 + 5/10 =
1/10 <==
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