4.85×6.2-6.2×4.35

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4.85×6.2-6.2×4.354.85×6.2-6.2×4.354.85×6.2-6.2×4.354.85×6.2-6.2×4.35=6.2×(4.85-4.35)=6.2×0.5=3.1

4.85×6.2-6.2×4.35
4.85×6.2-6.2×4.35

4.85×6.2-6.2×4.35
4.85×6.2-6.2×4.35
=6.2×(4.85-4.35)
=6.2×0.5
=3.1