Approximation

There are 366 different Starters of The Day, many to choose from. You will find below some starters on the topic of Approximation. A lesson starter does not have to be on the same topic as the main part of the lesson or the topic of the previous lesson. It is often very useful to revise or explore other concepts by using a starter based on a totally different area of Mathematics.

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Approximation Starters:

Rounding 1dp

Round off the given numbers to 1 decimal place then add the answers together.

Rounding 2dp

Round off the given numbers to 2 decimal places then add the answers together.

Rounding Whole

Round off the given numbers to the nearest whole number then add the answers together.

 

Exercises

Rough Answers

Rough Answers

An exercise on rounding values in a calculation to find an approximate estimate of the answer.

Rounding DP

Rounding DP

A self marking exercise requiring students to round numbers to a given number of decimal places.

Rounding SF

Rounding SF

A self marking exercise requiring students to round numbers to a given number of significant figures.

Rounding Snap

Rounding Snap

If the last card put down equals the previous card to the nearest whole number then all players race to shout SNAP!

Rounding Ten

Rounding Ten

Round the numbers to the nearest whole number or the given power of ten.

Upper and Lower Bounds

Upper and Lower Bounds

Determine the upper and lower bounds when rounding or truncating quantities used in calculations.

 

Other activities for this topic | | |  Complete Index of Starters

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