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Khan Academy ... Khan Academy

Interactive lessons and practice problems to help third graders represent and interpret data effectively.

Get ready for 3rd grade math! Learn the skills that will set you up for success in addition and subtraction; multiplication and division; fractions; patterns and problem solving; area and …

Get ready for 3rd grade math! Learn the skills that will set you up for success in addition and subtraction; multiplication and division; fractions; patterns and problem solving; area and …

Created by experts, Khan Academy’s library of trusted, standards-aligned practice and lessons covers math K-12 through early college, grammar, science, history, AP®, SAT®, and more.

How heavy is that rock? How much water can that jar hold? These are just a few of the questions we'll tackle in this unit as we learn all about mass and volume!

Practice Understand decomposing figures to find area Get 3 of 4 questions to level up!

14 units · 142 skills Unit 1 Intro to multiplication Unit 3 Addition, subtraction, and estimation Unit 4 Intro to division Unit 5 Understand fractions Unit 6 Equivalent fractions and comparing fractions

3rd grade math (Illustrative Math-aligned) Course: 3rd grade math (Illustrative Math-aligned) Course challenge