There were 18 stamps in Parker’s scrapbook. If Addie put one fourth of her 72 stamps in Parker’s scrapbook, how many stamps does he have now?
Addie put 72/4=<T>divide(72, 4)=18.0 stamps in the scrapbook
Parker now has 18+18=<T>add(18, 18)=36 stamps in his scrapbook
