Zero as a place holder
Mathematics · Grade 7 · about 40 minutes
Zero keeps other digits in the correct columns even though its own total value is 0.
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- 9 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- Counting and reading large numbers
- Place value of digits
- Total value of digits
- Zero as a place holder
- Writing numbers in words
- Writing numbers in symbols and dummy cheques
- Expanded form
- Comparing and ordering whole numbers
- Rounding to tens, hundreds and thousands
- Rounding large numbers
- Addition of whole numbers
- Subtraction of whole numbers
- Multiplication of whole numbers
- Division of whole numbers
- Order of operations
- Even, odd and prime numbers
- Multiples of whole numbers
- Factors introduction
- Number sequences
- Whole numbers in real life and Roman numerals