Question

Check if
(a) 25 × (–21) = (–25) × 21
(b) (–23) × 20 = 23 × (–20)

Answer 1

(a) -525 = -525
(b) - 460 = -460
Hence they are equal.

Answer 2

here the left hand side and right hand side are equal.
-525=-525
-460=-460