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Ratio Sharing Calculator

Share any amount in a given ratio, or find the missing value in a pair of equivalent ratios. The working shows the total number of parts, the value of one part, and each share, then checks the shares add back to the original amount, exactly as an examiner wants to see.

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    Worked Example

    Share £60 between Priya and Sam in the ratio 2 : 3.

    1. Add the ratio parts:2 + 3 = 5 parts in total
    2. One part = £60 ÷ 5 = £12
    3. Priya gets 2 × £12 = £24 and Sam gets 3 × £12 = £36. Check:£24 + £36 = £60

    Answer: Priya £24, Sam £36

    Try These Yourself

    Share £45 in the ratio 4 : 5.Show answerHide answer

    Answer: £20 and £25

    9 parts in total; one part is £5.

    Find the missing value: 3 : 7 = 12 : ?Show answerHide answer

    Answer: 28

    The scale factor is 12 ÷ 3 = 4, so 7 × 4 = 28.

    Share 32 sweets in the ratio 1 : 3.Show answerHide answer

    Answer: 8 and 24

    4 parts in total; one part is 8 sweets.