Найди число, которое в 3 раза меньше, чем сумма чисел 18 и 9

In the summer I love to swim and go for walks. during the school day, at school we have a lot of lessons, I sometimes get tired but fun!, On the weekends I go out with friends, with mom and dad we go to the stores. On vacation I like to relax with my parents at sea.

18+9=2727:3=9Ответ 9

18+9=27число которое в 3 раза меньше 27 это 27/3=9ответ:9