Răspuns :
136+234+2=399
399-136=263 399-263=136
399-234=165 399-165=234
succes in continuare
399-136=263 399-263=136
399-234=165 399-165=234
succes in continuare
2 x234 =468
468 x 136 = 63648
468 + 136 = 604
63648 + 604 = 64252
468 x 136 = 63648
468 + 136 = 604
63648 + 604 = 64252