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EDU.COMBlogGuidePodcastPlanHomeMath GlossaryCorresponding TermsFactorThousandsOrdinal NumbersLiquid Measurement ChartNumber ChartView All Math TermsUse the Number Line to Round Numbers to the Nearest Ten3Math3.NBT.A.1Compare Same Denominator Fractions Using the Rules3Math3.NF.A.3dMultiply by 53Math3.OA.C.7Identify and Describe Subtraction Patterns3Math3.OA.D.9multi-digit subtraction within 1,000 without regrouping3Math3.NBT.A.2Understand Equivalent Fractions with the Number Line3Math3.NF.A.3.a, 3.NF.A.3.bView All Interactive LessonsIdentify and Draw 2D and 3D Shapes2Math2.G.A.1Round numbers to the nearest ten3Math3.NBT.A.1Estimate Sums and Differences4Math4.NBT.B.4Understand Thousandths And Read And Write Decimals To Thousandths5Math5.NBT.A.3aCompare decimals to thousandths5Math5.NBT.A.3bCreate and Interpret Histograms6Math6.SP.B.4View All VideosDescribe Positions Using Above and BelowKMathK.G.A.1Word Problems: Add and Subtract within 202Math2.OA.B.2Add 10 And 100 Mentally2Math2.NBT.B.8Multiply by 103Math3.OA.C.7Parallel and Perpendicular Lines4Math4.G.A.1Use Tape Diagrams to Represent and Solve Ratio Problems6Math6.RP.A.3View All WorksheetsA dwarf planet with a comet passing by1 – 2All SubjectsSanta Claus and an elf building a wooden toy car1 – 2All SubjectsAlaskan Malamute sitting in front of a doghouse1 – 2All SubjectsHeart-shaped puzzle with a detailed bouquet of roses and various small hearts around it3 – 4All SubjectsMonarch butterfly with wings folded, resting on a detailed flower3 – 4All SubjectsWawel Castle at night with a starry sky and moon, showing illuminated windows5 – 6All SubjectsView All Coloring PagesWriting Effective Lesson Objectives: A Teacher's Guide to Student SuccessOctober 17, 2025Interactive Voting Activities: Engaging K-6 Students in Democratic LearningOctober 16, 2025Transform Your Teaching with the 5E Lesson Plan FrameworkOctober 15, 2025Celebrate 2:22:22 Day: Fun STEAM Activities for Elementary ClassroomsSeptember 30, 2025Olympic Games Lesson Plans for Elementary ClassroomsSeptember 28, 2025Financial Literacy Activities for High School Students: Building Money Skills That LastSeptember 21, 2025View All Blog PostsAbout UsPrivacy PolicyTerms of ServiceHomework HelperGuide DesignerPodcast MakerPlan BuilderMath GlossaryEnglish GlossaryEnglish Language ArtsMathematicsScienceBook InsightsFun with WordsBlog

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