Ricordami
Captcha 19 − = 18
Captcha 1 + = 2
Captcha + 3 = 5
Captcha 57 − 55 =
Captcha − 5 = 5
Captcha 8 + 1 =
Captcha 25 − 17 =
Captcha 87 − 83 =
Captcha 78 − 71 =
Captcha 89 − 87 =