3/7 + 4/21 – 13/14 ???? By Admin ReiPosted on December 6, 2022 3/7 + 4/21 – 13/14 ???? MATEMATIKA PECAHAN3/7 + 4/21 – 13/14 18/42 + 8/42 – 39/42-13/42 semoga membantu 🙂