1EM Unit 3 – Approximation and Estimation – Tim Gan Math Online Courses

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1EM 3.1 Rounding Off 6 Topics

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1EM 3.1 Conceptual Bridging: Rounding Off

1EM 3.1 Worked Example 1 (Rounding Off)

1EM 3.1 Worked Example 2 (Rounding Off)

1EM 3.1 Practice Now 1 Question 1

1EM 3.1 Practice Now 1 Question 2

1EM 3.1 Worked Example 3 (Rounding Off)

1EM 3.2 Significant Figures 4 Topics

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1EM 3.2 Conceptual Bridging: Rules of Significant Figures

1EM 3.2 Worked Example 1 (Rounding off to a Required Number of Significant Figures)

1EM 3.2 Worked Example 2 (Rounding Off to a Required Number of Significant Figures with Use of a Calculator)

1EM 3.2 Worked Example 3 (Application of Significant Figures)

1EM 3.3 Estimation 6 Topics

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1EM 3.3 Worked Example 1 (Estimation of Computations using Significant Figures)

1EM 3.3 Practice Now 1 Question 1

1EM 3.3 Worked Example 2 (Better Value for Money)

1EM 3.3 Practice Now 2 Question 1

1EM 3.3 Practice Now 3 Question 1

1EM 3.3 Practice Now 4 Question 1