1.4.1

Decimal Rounding

Test yourself

Rounding to Decimal Places

Decimal places can be written as d.p. What are 8.345 and 8.342 rounded to 2 d.p?

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Look at the next digit along

  • If the digit is 5 or more we round up.
  • If the digit is 4 or less we round down.
Illustrative background for Look at the next digit alongIllustrative background for Look at the next digit along ?? "content

Look at the next digit along

  • If the digit is 5 or more we round up.
  • If the digit is 4 or less we round down.
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E.G 3: When to include zeros

  • If the answer is requested to 2 decimal places there must be 2 decimal places in the answer even if they are zeros.

Jump to other topics

1Number

1.1Using Numbers

1.2Fractions, Decimals & Percentages

1.3Powers & Roots

1.4Accuracy

2Algebra

2.1Introduction to Algebra

2.2Manipulating Algebra

2.3Proofs & Functions

2.4Straight Line Graphs

2.5Common Graphs

2.6Transformations & Tangents

2.7Properties of Graphs

2.8Solving Equations

2.9Inequalities

2.10Sequences

3Ratio

4Geometry

4.1Introduction to Geometry

4.2Triangles & Quadrilaterals

4.3Transformations

4.4Circle Basics

4.5Circle Theorems

4.6Measurements & Units

4.7Calculating Area

4.8Triangle Formulae

4.93D Shapes

4.10Vectors

5Probability

6Statistics

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