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Matematika pre Tomíka

231-120=281-15=
226+18=41-14=
294+5=78+219=
19+17=63+66=
226-57=5+162=
255-37=14-13=
12+268=56+238=
146-120=87+115=
128+125=286-120=
122+49=279-268=