7_e_mental_comp
Activities to extend students' fluency with numbers by tackling fraction computation done mentally.

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  • Mental Calculations: Multiplying by Fractions

    170102_L

    Mental calculations of multiplying a number by a fraction. Links dividing a number by a unit fraction (included in the Division Number Fact series), then multiplying by the numerator.

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    Mental Calculations: Comparing Common Fractions

    170106_L

    Mental strategies for comparing fractions with and without converting them. Revises multiplying fractions with whole numbers and converting between mixed numbers and improper fractions.

  • Fractions: Adding & Subtracting Common Fractions Horizontally & Vertically

    170107_L

    Add and subtract common fractions with the same denominator, with and without regrouping. Revises multiplying fractions with whole numbers and equivalent fractions, with both vertical and horizontal layouts.

  • Adding & Subtracting Mixed Numbers Vertically

    170108_L

    Add and subtract mixed fractions with the same denominator, with and without regrouping. Vertical layout is used. Revises multiplying fractions with whole numbers and equivalent fractions.

  • Fractions Revision

    170111_L

    Revise all fraction work covered in sets: multiplying fractions with whole numbers, equivalent fractions, comparing fractions, adding and subtracting fractions and mixed numbers, and converting between fractions and decimals.

  • Compare and Order Common Fractions [PowerPoint TBM504]

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    40 slides. Common fractions ordered and compared. Convert mixed fractions and improper fractions. Use < > =. Interactive PowerPoint Think Bubble Math 504

  • Fraction Comparison and Conversions [PowerPoint TBM604]

    241750 _L

    31 slides. Find equivalent fractions, compare fractions with unrelated denominators, convert between mixed numbers and improper fractions. Use < > =. Interactive PowerPoint Think Bubble Math 604

  • Fraction Comparison and Conversions

    241751_L

    5 pp. Questions with equivalent fractions, comparing fractions with unrelated denominators, converting between mixed numbers and improper fractions. Use < > =. Use with “Fraction Comparison and Conversions” [PowerPoint TBM604]

  • Percent: Conversion and Discount [PowerPoint TBM605]

    242003_L

    37 slides. Percent linked to common fractions and decimals. Locate on a number line. Percent discount and increase calculations included. Interactive PowerPoint Think Bubble Math 605

  • Percent: Conversion Template

    242004_L

    1 p. Template for duplicating worksheets that require writing percent in different ways. Accompanies “Percent: Conversion and Discount” [PowerPoint TBM605]

  • Addition and Subtraction of Mixed Numbers [PowerPoint TBM606]

    242110_L

    49 slides. Animates addition and subtraction of mixed numbers with like, related and unrelated denominators. Real world problems included. Interactive PowerPoint Think Bubble Math 606

  • Addition and Subtraction of Mixed Numbers

    242111_L

    4 pp. Addition and subtraction of mixed numbers with like, related and unrelated denominators. Real world problems included. Use with “Addtion and Subtraction of Mixed Numbers” [PowerPoint TBM 606]

  • GST Calculations

    530201_L

    Calculating Australian GST of 10% on small and large amounts. Identifying the GST component of bills and invoices.