Răspuns :
A) 100 : 4 + [( 628 - 618 )] =
= 25 + 10 =
= 35
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A - 100 : 4 + [( 628 - 618 )] =
= A - 25 + 10 =
= 25 + 10 =
= 35
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A - 100 : 4 + [( 628 - 618 )] =
= A - 25 + 10 =