See if you can fill in the missing numbers:
254 x 6 = 200 x 6 + 50 x 6 + (4) x 6 318 x 4 = (300) x 4 + 10 x 4 + 8 x 4 (242) x 7 = 200 x 7 + 40 x 7 + 2 x 7 832 x 5 = 800 x 5 + (30) x 5 + 2 x 5