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Course / Chapter 1

Numbers up to 10,000

Place value, and quick methods for the four operations. Watch each video lesson, then practise the method on its worksheet.

Place value: watch the lessonVideo lesson. Plays from YouTube when you press play.
Place value
Reading, writing and comparing numbers up to 100,000.
Worksheet PDF, 27 KB Editable Word, 16 KB
Addition: watch the lessonVideo lesson. Plays from YouTube when you press play.
Addition
Five methods for adding faster, including pairing and rounding.
Worksheet PDF, 22 KB Editable Word, 27 KB
Subtraction: watch the lessonVideo lesson. Plays from YouTube when you press play.
Subtraction
Four methods for subtraction, from counting on to compensation.
Worksheet PDF, 22 KB Editable Word, 27 KB
Multiplication: watch the lessonVideo lesson. Plays from YouTube when you press play.
Multiplication
Two tricks for multiplying faster, using friendly numbers and doubling.
Worksheet in preparation
Division: watch the lessonVideo lesson. Plays from YouTube when you press play.
Division
Dividing quickly using last-digit methods and divisibility.
Worksheet PDF, 27 KB Editable Word, 15 KB