Topics
Roman Numerals
Number Work
Addition and Subtraction
Multiplication and Division
Fractions
Angles
Circles
Multiples and Factors
Decimal Fractions
- Decimal Fractions
- The Decimal Number System
- Concept of Tenths, Hundredths and Thousandths in Decimal
- Concept of Place Value
- Use of Decimal Fraction
- Writing Half, Quarter, Three-quarters and One and a Quarter in Decimal Form
- Addition of Decimal Fraction
- Subtraction of Decimal Fraction
- Decimals Used for Measurement
Measuring Time
Problems on Measurement
Perimeter and Area
Three Dimensional Objects and Nets
Pictographs
Patterns
Preparation for Algebra
Use of Decimal Fraction
Decimals are very useful in real-life situations due to the property of decimals to provide accurate measurements when required. They are heavily utilised in industries such as Science, Engineering, Commerce, and Finance.
| Measurement | Conversion | Equivalent |
| 100 paise | - | 1 rupee |
| 1 paisa | `1/100` rupee | 0.01 rupee |
| 50 paise | `50/100` rupee | 0.50 rupee |
| 75 paise | `75/100` rupee | 0.75 rupee |
| 1 rupee | - | 100 paise |
| 0.50 rupee | - | 50 paise |
| 0.07 rupee | - | 7 paise |
| 4.5 rupees | - | 4 rupees 50 paise |
| 17.65 rupees | - | 17 rupees 65 paise |
| 100 cm | - | 1 m |
| 1 cm | `1/100` meter | 0.01 m |
| 25 cm | `25/100` meter | 0.25 m |
| 60 cm | `60/100` meter | 0.6 m |
| 0.3 m | - | 30 cm |
| 2.65 m | - | 2 m 65 cm |
| 14.9 m | - | 14 m 90 cm |
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