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SS1: MATHEMATICS - 1ST TERM

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  1. Number Base System I | Week 1
    6 Topics
    |
    2 Quizzes
  2. Number Base System II | Week 2
    3 Topics
  3. Number Base System III | Week 3
    2 Topics
    |
    1 Quiz
  4. Modular Arithmetic I | Week 4
    2 Topics
  5. Modular Arithmetic II | Week 5
    3 Topics
  6. Modular Arithmetic III | Week 6
    4 Topics
    |
    1 Quiz
  7. Indices I | Week 7
    3 Topics
    |
    1 Quiz
  8. Indices II | Week 8
    1 Topic
    |
    1 Quiz
  9. Logarithms I | Week 9
    3 Topics
  10. Logarithms II | Week 10
    4 Topics
    |
    1 Quiz



Lesson Progress
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Topic Content:

  • Addition & Subtraction in Other Bases

Example 1.6.1:

11.44eight – 3.65eight + 2.61eight

Apply BODMAS

Rewrite 11.448 – 3.658 + 2.618 as:

⇒ 11.448 + 2.618 – 3.658

Screenshot 2023 09 13 at 17.20.56

Answer = 10.48

Example 1.6.2:

Work out the base in the following and use it to find the missing figures:

Screenshot 2023 09 13 at 17.42.03

The highest number here is 5, therefore the bases can be 6, 7, e.t.c …….

Let’s try Base 6

 

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