FRACCIONES HETEROGÉNEAS
[tex]\bf{ - \frac{3}{4} + \frac{1}{2} - \frac{5}{8} + \frac{7}{6} }[/tex]
4 , 2 , 8 , 6 | 2
2 , 1 , 4 , 3 | 2
1 , 1 , 2 , 3 | 2
1 , 1 , 1 , 3 | 3
1, 1 , 1 , 1
2*2*2*3 = 24
[tex]\bf{ - \frac{3}{4} + \frac{1}{2} - \frac{5}{8} + \frac{7}{6} } \\ \\ \bf{ = \frac{ - 18 + 12 - 15 + 28}{24} } \\ \\ \bf{ = \frac{ - 33 + 40}{24} =\blue\star\boxed{ \bf\red{ \frac{7}{24} }}}\blue\star[/tex]
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FRACCIONES HETEROGÉNEAS
[tex]\bf{ - \frac{3}{4} + \frac{1}{2} - \frac{5}{8} + \frac{7}{6} }[/tex]
Mínimo Común Múltiplo
4 , 2 , 8 , 6 | 2
2 , 1 , 4 , 3 | 2
1 , 1 , 2 , 3 | 2
1 , 1 , 1 , 3 | 3
1, 1 , 1 , 1
2*2*2*3 = 24
[tex]\bf{ - \frac{3}{4} + \frac{1}{2} - \frac{5}{8} + \frac{7}{6} } \\ \\ \bf{ = \frac{ - 18 + 12 - 15 + 28}{24} } \\ \\ \bf{ = \frac{ - 33 + 40}{24} =\blue\star\boxed{ \bf\red{ \frac{7}{24} }}}\blue\star[/tex]