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3100:10×2-16×3+49÷7÷8÷2=?

Răspuns :

3100:10×2-16×3+49÷7÷8÷2=
= 310 ×2 - 48 + 7 :8 :2 =
= 620 - 48 + 0,4375 =
= 572 + 0,4375 =
= 572,4375