Question

the LCM and HCF of 7/8,63 / 4 and 21 / 5​

Answer 1

Step-by-step explanation:

LCM of numerators 7 ,63, 21= 63

HCF of denominators 8,4,5= 1

LCM of fractions= 63/1=63

again

HCFof numerators 7, 63, 21= 7

LCM of denominators 8, 4,5= 40

HCF of fractions= 7/40