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Basic 4

Basic 4 Mathematics Notes

Open a topic to read the notes, copy the key parts into your notebook and do the exercises.

Counting, Representation and Cardinality

  1. Numbers up to 100,000 and Place ValueIn this topic you will read, write and model numbers up to 100,000, and find the place value of each digit.
  2. Comparing and Ordering Numbers up to 100,000In this topic you will compare and order numbers up to 100,000 using <, = and >.
  3. Rounding NumbersIn this topic you will round whole numbers to the nearest ten, hundred and thousand.
  4. Roman Numerals up to 30In this topic you will read and write Roman numerals from 1 to 30.
  5. FactorsIn this topic you will find the factors of numbers up to 50.
  6. Multiples and the Lowest Common Multiple (LCM)In this topic you will list multiples and find the lowest common multiple of two numbers up to 100.

Number Operations

  1. Multiplication Facts up to 12 × 12In this topic you will learn and use multiplication facts up to 12 × 12.
  2. Mental Strategies for MultiplicationIn this topic you will use quick mental strategies to multiply.
  3. Multi-Step Word ProblemsIn this topic you will solve word problems that need two or more operations.

Fractions

  1. Equivalent Fractions and the Lowest Common DenominatorIn this topic you will find equivalent fractions and the lowest common denominator.
  2. Improper Fractions and Mixed NumbersIn this topic you will recognise fractions greater than one and change between improper fractions and mixed numbers.
  3. Comparing and Ordering Fractions with Like DenominatorsIn this topic you will compare and order fractions that have the same denominator.