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ajutatima va rog.(780-416:2×3):2-78=

Răspuns :

(780-416:2×3):2-78=
= (780-208x3):2-78
= (780-624):2-78
= 156:2-78
= 78 - 78
=   0
(780-416:2*3):2-78=
= (780-208*3):2-78
= (780-624):2-78
= 156:2-78
= 78 - 78
=   0

Sper ca te-am ajutat!