Question

120,210,270 Hcf prime factorised​

Answer 1

Answer:

30

Step-by-step explanation:

120=2*2*2*3*5

210=2*3*5*7

270=2*3*3*3*5

h.c.f= 2*3*5

=30

Answer 2

120 = 2 x 2 x 2 x 3 x 5

210 = 2 x 3 x 5 x 7

270 = 2 x 3 x 3 x 3 x 5

As 2¹, 3¹ and 5¹ are common, HCF is 2¹ x 3¹ x 5¹ = 30

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