Use all four rational-number operations
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Calculate 1/2 + 1/4. Give a fraction in simplest form.
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Answer: 3/4
- Rename both fractions with the same denominator, then combine the numerators.
- 1/2 + 1/4 = 3/4.
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Curriculum reference
Victorian Curriculum F–10 Version 2.0
Pi Leo practice scope
Choose operations that match positive fractional and decimal quantities.
Read the official VCAA curriculum description (VC2M7N06)
These quizzes practise concepts within this topic. Multiple-choice answers alone do not demonstrate drawing, conducting an investigation or using a digital tool.
Activities to practise beyond the quiz
- Supported by the guided activity; selecting an MCQ does not demonstrate this action.
- VC2M7N06-C01A common denominator makes parts the same size before addition. Keep an exact fraction until an appropriate final representation is chosen.
- VC2M7N06-C02Subtract positive fractions and decimals using equal-sized parts, and check a missing amount with the inverse operation.
- VC2M7N06-C03Multiply positive fractional and decimal amounts to scale a quantity.
- VC2M7N06-C04Divide positive fractional and decimal amounts and interpret the quotient in context.
- VC2M7N06-C05Formulating and solving practical problems using all four operations with positive rational numbers.
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Subskills
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Descriptor-derived subskills
- D01Combine positive fractional quantitiesA common denominator makes parts the same size before addition. Keep an exact fraction until an appropriate final representation is chosen.
- D02Find positive rational differencesSubtract positive fractions and decimals using equal-sized parts, and check a missing amount with the inverse operation.
- D03Multiply rational quantitiesMultiply positive fractional and decimal amounts to scale a quantity.
- D04Divide rational quantitiesDivide positive fractional and decimal amounts and interpret the quotient in context.