-5x3x5x100 -9x(-7)x28

-5 x 4 x 5 x 100 = -20 x 500 = -1.000
-9 x (-7) x 28 = -9 x -7 x 28 = 63 x 28 = 1764

ini dua soal ya?
-5.3.5.100= -7500
-9.(-7).28= 1764