Donation Amount

Select the amount you would like to donate to Changing happiness's 99 mi challenge.

$35

$70

$120

$265

$1,000

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Donation Calculator

Calculate your donation based on an amount per-mile Changing happiness has committed to ride this September. Your total donation will be the amount you select multiplied by Changing happiness's 99 mi challenge goal and will be charged up-front.

$0.30 cents/mi

$0.50 cents/mi

$0.80 cents/mi

$1/mi

$1.50/mi

$2/mi

Donation Total:

$