Which model represents this word problem?


Pablo read 7 pages of his book. There are 13 pages left. How many total pages are in his book?


HELPP IM TRYING TO HELP MY FRIEND !! :((((
i think its the first one but im scared to hit it

Which model represents this word problemPablo read 7 pages of his book There are 13 pages left How many total pages are in his bookHELPP IM TRYING TO HELP MY FR class=