Question

3/5 * 1/7 - 1/21 * 5/2 + 3/5 * 1/6
solve by using properties

$3/5 * 1/7 - 1/21 * 5/2 + 3/5 * 1/6$
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Answer 1

Step-by-step explanation:

3/5 * 1/7 - 1/21 * 5/2 + 3/5 * 1/6

= 3/35 - 5/42 + 3/30

= 3/35 - 5/42 + 1/10

= 3/35 - 2100/420

= 3/35 - 10/2

= 3/35 - 5

= 3-165/5

= -162/5

i think this is the correct answer