The result of your conversion between square yard [survey] and fanega appears here
To convert between Square Yard [survey] and Fanega you have to do the following:
First divide 0.092903412*9 / 6430 = 0.00013004
Then multiply the amount of Square Yard [survey] you want to convert to Fanega, use the chart below to guide you.
Symbol: yd²
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Symbol: fanega
No description