Tag: Fourth Grade Math

Teaching 4.NF.C.5 .6 – Express a Fraction with Denominator 10 as an Equivalent Fraction with Denominator 100 & Decimal Notation with Denominators 10 or 100

decimals_fractions

Number & Operations – Fractions – 4th Grade Understand decimal notation for fractions, and compare decimal fractions. CCSS.Math.Content.4.NF.C.5 Express a fraction with denominator 10 as an equivalent fraction with denominator 100, and use this technique to add two fractions with respective denominators 10 and 100.2 For example, express 3/10 as 30/100, and add 3/10 + …

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Teaching 4.NF.B.4 .a.b.c – Understand a Fraction a/b as a Multiple of 1/b – Multiply Fraction by a Whole Number

multiplying fractions whole numbers

Number & Operations – Fractions – 4th Grade Build fractions from unit fractions. CCSS.Math.Content.4.NF.B.4 Apply and extend previous understandings of multiplication to multiply a fraction by a whole number. CCSS.Math.Content.4.NF.B.4.a Understand a fraction a/b as a multiple of 1/b. For example, use a visual fraction model to represent 5/4 as the product 5 × (1/4), …

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Teaching 4.NF.B.3.d – Solve Word Problems Involving Addition and Subtraction of Fractions

Number & Operations – Fractions – 4th Grade Build fractions from unit fractions. CCSS.Math.Content.4.NF.B.3.d Solve word problems involving addition and subtraction of fractions referring to the same whole and having like denominators, e.g., by using visual fraction models and equations to represent the problem. Teacher Notes Teaching students the strategies to solve word problems is …

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Teaching 4.NF.B.3.c – Add and Subtract Mixed Numbers with Like Denominators

mixed numbers

Number & Operations – Fractions – 4th Grade Build fractions from unit fractions. CCSS.Math.Content.4.NF.B.3.c Add and subtract mixed numbers with like denominators, e.g., by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction. Teacher Notes Knowing how do you decompose an improper fraction …

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Teaching 4.NF.B.3 .a.b – Decomposing Fractions – Adding & Subtracting Fractions

Number & Operations – Fractions – 4th Grade Build fractions from unit fractions. CCSS.Math.Content.4.NF.B.3 Understand a fraction a/b with a > 1 as a sum of fractions 1/b. CCSS.Math.Content.4.NF.B.3.a Understand addition and subtraction of fractions as joining and separating parts referring to the same whole. CCSS.Math.Content.4.NF.B.3.b Decompose a fraction into a sum of fractions with …

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Teaching 4.NF.A.2 – Compare Two Fractions with Different Numerators and Different Denominators

comparing fractions

Number & Operations – Fractions – 4th Grade Extend understanding of fraction equivalence and ordering. CCSS.Math.Content.4.NF.A.2 Compare two fractions with different numerators and different denominators, e.g., by creating common denominators or numerators, or by comparing to a benchmark fraction such as 1/2. Recognize that comparisons are valid only when the two fractions refer to the …

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Teaching 4.NF.A.1- Equivalent Fractions using Visual Fraction Models

interactive fraction bars

Number & Operations – Fractions – 4th Grade Extend understanding of fraction equivalence and ordering. CCSS.Math.Content.4.NF.A.1 Explain why a fraction a/b is equivalent to a fraction (n × a)/(n × b) by using visual fraction models, with attention to how the number and size of the parts differ even though the two fractions themselves are …

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Teaching 4.NBT.B.6 – Find Whole-Number Quotients & Remainders with up to Four-Digit Dividends & One-Digit Divisors

long division

Number & Operations in Base Ten – 4th Grade Use place value understanding and properties of operations to perform multi-digit arithmetic. CCSS.Math.Content.4.NBT.B.6 Find whole-number quotients and remainders with up to four-digit dividends and one-digit divisors, using strategies based on place value, the properties of operations, and/or the relationship between multiplication and division. Illustrate and explain …

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Teaching 4.NBT.B.5 – Multiply a Whole Number of up to Four Digits by a One-Digit Number & Multiply Two Two-Digit Numbers

multiplication

Number & Operations in Base Ten – 4th Grade Use place value understanding and properties of operations to perform multi-digit arithmetic. CCSS.Math.Content.4.NBT.B.5 Multiply a whole number of up to four digits by a one-digit whole number, and multiply two two-digit numbers, using strategies based on place value and the properties of operations. Illustrate and explain …

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Teaching 4.NBT.B.4 – Fluently Add and Subtract Multi-Digit Whole Numbers Using the Standard Algorithm

addition subtraction

Number & Operations in Base Ten – 4th Grade Use place value understanding and properties of operations to perform multi-digit arithmetic. CCSS.Math.Content.4.NBT.B.4 Fluently add and subtract multi-digit whole numbers using the standard algorithm Teacher Notes The teacher needs to continue talk about and use place value in describing and justifying the processes students use to …

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Teaching 4.NBT.A.3 – Use Place Value to Round Multi-Digit Whole Numbers

rounding

Number & Operations in Base Ten – 4th Grade Generalize place value understanding for multi-digit whole numbers. CCSS.Math.Content.4.NBT.A.3 Use place value understanding to round multi-digit whole numbers to any place. Teacher Notes The teacher needs to understand the role place value has in understanding whole numbers.  Understanding place value and the base ten number system …

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