Question

find HCF and LCM by using the property of 27,90​

Answer 1

Answer:

HCF of 27 and 90 =3×3

= 9

LCM of 27 and 90=2×3×3×3×5

=270

Answer 2

HCF

1. 27)90(3

81

___

×9)27(3

27

—–—

××

HCF=9