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Sec 1 Headstart Mathematics, from PSLE to Secondary 1: a number line showing 2 + (−5) as a jump back from 2 to −3Zippy Singapore

Sec 1 Headstart · Mathematics

Negative numbers, primes, HCF and LCM, algebra and speed, before Secondary 1 starts.

A self-paced head start for students moving from PSLE to Secondary 1 Mathematics: negative numbers, working with numbers, letters for numbers and speed. Ten lessons in four units.

units
4
lessons
10

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About the course

A head start for students moving from PSLE to Secondary 1 Mathematics. Meet negative numbers and work with them, find primes, HCF and LCM, read and write algebra, and solve speed problems in hours and minutes.

What you practise

  • Negative numbers
  • Prime factorisation, HCF and LCM
  • Rounding and estimating
  • Substitution and writing expressions
  • Speed, distance and time

What the course covers

  1. Negative numbers

    3 lessons
    • Meet negative numbers
    • Adding and subtracting negatives
    • Multiplying and dividing negatives

  2. Working with numbers

    3 lessons
    • Primes and prime factorisation
    • HCF, LCM, squares, cubes and roots
    • Rounding and estimating

  3. Algebra

    3 lessons
    • Reading algebra
    • Substitution
    • Writing expressions

  4. Rate and speed

    1 lesson
    • Speed