Lesson 16 · Fractions and Decimals

Decimals and Simplification

MathematicsSubject

13 minEstimated read

Activity 16.2

What you needA real shop receipt, or a list of five prices, and a pencil. No calculator until the end.

MethodCopy the prices into a column with the points exactly under one another, writing whole amounts with .00.

Then estimateRound every price to the nearest rupee, add those in your head, and compare with your exact answer.

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