Question

Each of these numbers is written as a product of prime factors.

Note: 539 = 11 x 7²
847 = 7 x 11²

Use this information to write:

(a)539/847 as a fraction in its simplest form.

(b)55/539 as a fraction in its simplest form.
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Answer 1

a)539/847=

11×7²

____=7^(2-1)/11^(2-1)=7/11

7×11²

Explanation:

(b)55/539=(5×11)/( 11 x 7²)=5/7²