Resuelve las siguientes sumas y restas de fracciones, calculando el m.c.m.
•3/5−7/8+2/3=-----------------------------------------------------
•3/4+5/6−2/5=-----------------------------------------------------
• −3/7+4/5+1/3=----------------------------------------------------
• −8/9+5/6−2/3=---------------------------------------------------
•3/5−7/8+2/3=------------------------------------------------------
•3/4−6/7+1/2=-------------------------------------------------------
doy muchos puntos pero respondan
•3/5−7/8+2/3=-----------------------------------------------------
•3/4+5/6−2/5=-----------------------------------------------------
• −3/7+4/5+1/3=----------------------------------------------------
• −8/9+5/6−2/3=---------------------------------------------------
•3/5−7/8+2/3=------------------------------------------------------
•3/4−6/7+1/2=-------------------------------------------------------
doy muchos puntos pero respondan
3/5 − 7/8 + 2/3 = 0.39166666666
3/4 + 5/6 − 2/5 = 1.18333333333
3/7 + 4/5 + 1/3 = 1.5619047619
8/9 + 5/6 − 2/3 = 1.05555555556
3/5 − 7/8 + 2/3 = 1.45833333333
3/4 − 6/7 + 1/2 = 0.39285714285