14 Questions Multiply and divide rational numbers Apply and extend previous understandings of multiplication and division and of fractions to multiply and divide rational numbers. Based on Common Core standard 7-NS.A.2 and TEKS... What is 2/3 ∙ 9/10? 11/30 3/5 20/27 27/20 What is 12.5 ÷ 0.25? 0.05 0.5 5 50 What is 2 2/3 ÷ (–1/2)? 16/3 –16/3 4/3 -4/3 … and 11 more awesome questions! Check them out by clicking “Play”.