Question

А) Биринши сыныпта 50 окушы бар, Ал екинши сыныпта оган Караганда 20 окушы кем. Мектепте канша екинши сынып окушысы бар? @) Берилген есеп боыйнша кери есеп курастыр жане оны шыгар?

Answer 1

50 -20=30
кері есеп :30+20

Answer 2

According to the results from my web search tool, the translation from Kazakh to English of your message is:

Answer in detail. A) There are 50 students in the first grade, but there are 20 fewer students in the second grade than in the first grade. How many second grade students are there in the school? B) Solve the inverse problem based on the given problem and write it down.

You can use one of the online translation services to translate your message from Kazakh to English or vice versa. For example, you can try [Google Translate](https://translate.google.ru/?hl=en&tab=wT&authuser=0) or [Translatiz](https://translatiz.com/translation/kazakh-to-english). These services use machine translation powered by Google, Microsoft, or Yandex. They can translate Kazakh to 144 languages. However, they may not always be accurate or reliable, so you should always check the translation before using it.