780 206 = ? DM - 2 DM + ? d +?u

the nombres incomposition
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1 Answer

u = unités (units)

d = dizaines ou dixaines (tens)

DM = dix milles (ten thousands)

10000w-20000x+10y+z=780206

780000=10000w-20000x; 78=w-2x: w=80, x=1

200=10y; y=20

6=z

780206=80*10000-20000+20*10+6

w=80, x=1, y=20, z=6
by Top Rated User (1.1m points)

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