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JSS1: MATHEMATICS - 1ST TERM

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  1. Whole Numbers I | Week 1
    3 Topics
    |
    1 Quiz
  2. Whole Numbers II | Week 2
    1 Topic
    |
    1 Quiz
  3. Counting in Base Two | Week 3
    4 Topics
    |
    1 Quiz
  4. Arithmetic Operations | Week 4
    3 Topics
    |
    1 Quiz
  5. Lowest Common Multiple (LCM) | Week 5
    2 Topics
    |
    1 Quiz
  6. Highest Common Factor | Week 6
    1 Topic
    |
    1 Quiz
  7. Fraction | Week 7
    7 Topics
    |
    1 Quiz
  8. Basic Operations with Fractions I | Week 8
    3 Topics
    |
    1 Quiz
  9. Basic Operations with Fractions II | Week 9
    1 Topic
    |
    1 Quiz
  10. Directed Numbers | Week 10
    3 Topics
    |
    1 Quiz
  11. Estimation and Approximation I | Week 11
    3 Topics
    |
    1 Quiz
  12. Estimation and Approximation II | Week 12
    6 Topics
    |
    1 Quiz



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Topic Content:

  • Meaning of Roman Numerals
  • Basic Combinations
  • Rules to Forming Numbers
  • Roman Big Numbers
  • Worked Examples

What are Roman Numerals?

Roman numerals are number systems that originated in ancient Rome and remained the usual way of writing numbers throughout Europe. Numbers in this system are represented by combinations of letters from the Latin alphabet. 

Roman Numerals use capital letters of the alphabet for numerals as shown below:

Natural Numbers Roman Numeral 
1I
5V
10X
50L
100C
500D
1000M

Roman numerals were first used about 2,500 years ago. They are still used presently, on clock faces, chapter numbers in books, etc.

Basic Combinations:

Natural Numbers Roman Numeral 
1I
2II
3III
4IV
5V
6VI
7VII
8VIII
9IX

 

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