Respuesta:
1/3 - 7/9 + 11/2=(6-14+99)/18= 91/18 impropia
-6/7 - 5/3 + 3/14=(-36-70+9)/42=(-106+9)/42= -97/42 impropia
1/3 - 3/4 + 5/6 - 7/8=(16-36+40-5)/48=15/48 = 5/16 propia
-13/7 - 7/2 - 1/8=(-104-196-7)/56= -307/56 impropia
5/11 + 1/2 - 5/4==(20+22-55)/44 = -13/44 propia
Explicación paso a paso:
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Respuesta:
1/3 - 7/9 + 11/2=(6-14+99)/18= 91/18 impropia
-6/7 - 5/3 + 3/14=(-36-70+9)/42=(-106+9)/42= -97/42 impropia
1/3 - 3/4 + 5/6 - 7/8=(16-36+40-5)/48=15/48 = 5/16 propia
-13/7 - 7/2 - 1/8=(-104-196-7)/56= -307/56 impropia
5/11 + 1/2 - 5/4==(20+22-55)/44 = -13/44 propia
Explicación paso a paso: