Kerjakan soal berikut. 1. (+9) × (+4) 2. (+6) × (-7) 3. (-5) × (+10) 4. (-13) × (-2) By adminPosted on June 26, 2022February 16, 2023Baiklah untuk soal selanjut nya… Kerjakan soal berikut. 1. (+9) × (+4) 2. (+6) × (-7) 3. (-5) × (+10) 4. (-13) × (-2) […]