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Fractions operations - Four methods of calculation 

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1) Color addition

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1.0 - Additive color mixing:

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2) Color subtraction

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2.0 - subtractive color mixing:

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2.1- Absorbed-/Reflected light and subtractive color mixing:

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2.2 - Other:

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3) Color multiplication

RGB.

3.0 - RGB - multiplication

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3.1 - Multiplicative color mixing:

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4) Color division

4.0 - RGB - Division

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4.1 - Saturation arithmetic:

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4.2 - Division color mixing:

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5) Gray scale: Four methods of calculation - When saturation is zero - HSB (hsv)

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RGB to HSB (HSV)

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