\(63.\left(-23\right)+\left(-37\right).23\)
\(=-63.23+\left(-37\right).23\)
\(=23.\left[\left(-63\right)+\left(-37\right)\right]\)
\(=23.-100=-2300\)
63. (-23) + (-37).23
= -23.(63 + 37)
= -23 .100
= -2300
63.(-23)+(-37).23
=-23.(63+-37)
= -23.100
=