Try another version of this question Get help: Box 1: Enter each element of the matrix as number (like 5, -3, 2.2)
Subtract: `[(-7,4),(0,2),(7,-3),(-5,4)] - [(0,2),(8,1),(5,7),(0,3)]`
`[(-7,2),(-8,1),(2,-10),(-5,1)]`