Question

what is colour addition and subtraction​

Answer 1

Answer:

The primary colors are red, green and blue. When mixed, the phenomenon is described as addition of colors. If instead of taking red, blue and green, we join cyan, magenta and yellow (resulting from the mixture of the three above) the result is the primary colors plus black. This is called subtraction of colors.

Answer 2

Answer:

when we add colour in addition and subtraction then we get colour addition and subtraction