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Al6lebmsvigmi
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A) 42 315 2 42 315 3 21 315 3 14 105 7 7 105 3 2 15 7 35 5 7 7 7 1 1 mcm = 10 * 63 = 630 mcd = 7 * 3 = 21

b) 180 225 2 180 225 3 90 225 2 60 75 3 45 225 3 20 25 5 15 75 3 4 5 5 25 5 1 5 5 mcd = 9 * 5 = 45 1 1 mcm = 100 * 9 = 900

c)120 350 2 120 350 2 60 175 2 60 175 5 30 175 2 12 35 15 175 3 mcd = 2 * 5 = 10 5 175 5 1 35 5 1 7 7 1 1

mcm = 100 * 21 = 2100

d) 45 75 3 45 75 3 15 25 3 15 25 5 5 25 5 3 5 1 5 5 mcd = 3 * 5 = 15 1 1

mcm = 15 * 15 = 225

e)2250 1350 2 2250 1350 2 1125 675 3 1125 675 3 375 225 3 375 225 3 125 75 3 125 75 5 125 25 5 25 15 5 25 5 5 5 3 5 1 5 mcd = 10 * 45 = 450 1 1

mcm = 10 * 27 * 125 = 33750

f) 130 260 2 130 260 2 65 130 2 65 130 5 65 65 5 13 26 13 13 13 13 1 2 1 1 mcd = 10 * 13 = 130

mcm = 10 * 26 = 260.