How many millimeters are in 1.3 kilometers? Prealgebra Intro to Prealgebra What is prealgebra? 1 Answer Shwetank Mauria Mar 11, 2018 1.3 kilometers has 1,300,000 millimeters. Explanation: 1 kilometers has 1000 meters and each meter has 1000 millimeters. therefore 1 kilometer has 1000×1000=1,000,000 millimeters. and 1.3 kilometers has 1.3×1,000,000=1,300,000 millimeters. Answer link Related questions How do you evaluate the expression 3x+2y+4+9y if x=8, y=4? How do you simplify −2[7.5+(−7.9)] using order of operations? How do you simplify 7+9×3−25 using order of operations? How do you simplify 5+7(8÷4)+6 using PEMDAS? What is Pre-algebra? Is Pre-Algebra important? How do you write the algebraic expression: the quotient of 15 and y? How do you write 63/40 as a decimal? How do you simplify 312−18? How do you write 25 as decimal? See all questions in What is prealgebra? Impact of this question 3785 views around the world You can reuse this answer Creative Commons License