calculeaza, dupa model 43597+324=43597+3+321=
=43600+321=
=43921

Răspuns:
75498+432=75498+2+430=75500+430=75930 654395+87=654395+5+82=654400+82=654482 75420+3012=75420+3000+12=78420+12=78432 124541+3045=124541+3000+45=127541+45=127586