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February 27, 2019

Estimation: Definition and How to Estimate in Maths

In this tutorial, we shall:
1. Estimate the dimension and distance within a school.

2. Estimate the objects.

3. Estimate the statistics of people, e.g., Height.

4. Solve problems in quantitative reasoning in estimation.
Estimation: Definition and How to Estimate in Maths
Objectives
By the end of the lesson, you should be able to:

i. Define estimation and other keywords.

ii. Round off numbers to a required significant figure and to the nearest 10, 100, tens, etc.

iii. Use rounded values to estimate the outcome of values.

iv. Estimate the dimension and distance within places.

v. Estimate the statistics of people, e.g., Height.

vi. Solve problems on quantitative reasoning in estimation.

Get the complete tutorial here.
Keywords
1. Estimate
This simply means to find a rough or an approximate value.

2. False accuracy
This is when a value is more accurate than it should be.

3. Approximation
This is the process of using rounded values when presenting numerical data and making rough calculations.

4. Significant figure(s)
Counted from the first non-zero digit at the left of the number.

5. Rounding off
This simply means to find an approximated value for a number.

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