Captcha + 14 = 24

Captcha − 1 = 7

Captcha 69 + = 78

Captcha 40 − = 34

Captcha 41 − = 35

Captcha 43 − 40 =

Captcha 3 + 3 =

Captcha 49 − 47 =

Captcha 8 + 2 =

Captcha 89 − 86 =