Try another version of this question Get help: Box 1: Enter each element of the matrix as number (like 5, -3, 2.2)
Subtract: `[(-5,4),(4,4),(4,0),(1,2)] - [(-2,-2),(6,3),(-6,7),(4,-6)]`
`[(-3,6),(-2,1),(10,-7),(-3,8)]`