rob has a page with 25 stickers. he bought 13 of the stickers his mom bought him the rest of the stickers how many stickers did robs mom buy him

rob has a page with 25 stickers he bought 13 of the stickers his mom bought him the rest of the stickers how many stickers did robs mom buy him class=

Respuesta :

25 -13 = 12
His mom bought 12 stickers. 
His mum bought him 12 stickers