4th Grade Math 对比 4th Grade Math - Math Galaxy 的使用情况和统计数据

Auto-renewable subscription The subscription provides full access to all content. 4th Grade Math comes with a 7-day free trial. After this you will be charged $4.99 a month and you can cancel anytime. Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage your subscription by visiting your iTunes Account Settings after purchase. The app does not collect any personal information. Privacy policy: https://www.mathgalaxy.com/FQ3_Menu/FQ3_4th_Grade_Math_Privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ “These apps are a favorite in my house.” "I love all of the Math Galaxy apps for their ease of use." See the rest of the review at: https://web.archive.org/web/20180129020131/http://www.smartappsforkids.com/2017/12/review-4th-grade-math-common-core-from-math-galaxy-is-another-top-pick-.html In 4th grade math the emphasis is on multi-digit multiplication and division, developing an understanding of fractions and decimals, plus developing fluency in addition and subtraction. Math Galaxy’s Fourth Grade Math covers all of the Common Core math standards for fourth grade as listed below. The concepts are presented in bite-size pieces with an unlimited supply of problems. Illustrations are used throughout to reinforce the concepts. NUMBERS AND OPERATIONS IN BASE 10 (4.NBT) Generalize place value understanding for multi-digit whole numbers. Use place value to perform multi-digit arithmetic. Flashcards. (4.NBT) Place Value (4.NBT.2) Place Value Blocks (4.NBT.1) Place Names Expanded Notation Comparing Numbers Ordering Numbers Rounding & Estimating (4.NBT.3) Adding Whole Numbers (4.NBT.4) 3-4-Digit Addition (traditional) Alternative Method - Partial Sums Subtracting Whole Numbers (4.NBT.4) 3-4-Digit Subtraction Multiplying Whole Numbers (4.NBT.5) 1-Digit x 2, 3, or 4-Digits 2-Digit x 2-Digit Mult & Div by 10's Dividing Whole Numbers (4.MBT.6) Relating Division to Multiplication 1-Digit Divisor, 2-4-Digit Dividend Zero’s in Quotient Missing Number OPERATIONS AND ALGEBRAIC THINKING (4.OA) Use the four operations with whole numbers to solve problems. Gain familiarity with factors and multiples. Multiplicative Comparison (4.OA.1, 2) Word Problems (2) Multi-Step Word Problems (3) Factors & Prime Numbers (4) Patterns (5) NUMBER AND OPERATIONS - FRACTIONS (4.NF) Extend understanding of fraction equivalence and ordering. Understand decimal notation for fractions and compare decimal fractions. Identifying Fractions (4.NF.1) Fractions on # Line (1) Part of a Group (1) Equivalent Fractions (1) Comparing Fractions (2) Reducing & Improper Fractions (3a) Adding & Subtracting Like Fractions (3b) Multiplying Fractions (4) Fractions Word Problems (3c, 4c) Writing Decimals (6) Decimals on # Line (6) Comparing Decimals (7) Ordering Decimals (7) Adding 10ths and 100ths (5) MEASUREMENT AND DATA (4.MD) Solve problems involving measurement and conversion of measurements. Measurement Conversions (4.MD.1,2) Length (1,2) Area & Perimeter (1-3) Volume (1,2) Liquid Volume (1,2) Graphs (4) Mass (in Riddles game) (1,2) Time (in Riddles game) (1,2) Angles (5-7) GEOMETRY (4.G) Draw and identify lines and angles, and classify shapes. Terminology (4.G.1-3) Measuring Angles Angles Games Labyrinth (a maze game) The Money Trail Bridge the Swamp Snakes and Ladders Measurement Riddles