Question

6✘4444+8✘3333+7✘2222简单做法？

Answer 1

=6＊4＊1111+8＊3＊1111+7＊2＊1111
=(6*4+8*3+7*2)*1111
=(24+24+14)*1111
=62*1111
=68882

Answer 2

4444跟3333还有2222分解开有同类项1111

6×4444+8×3333+7×2222
=6×(4×1111)+8×(3×1111)+7×(2×1111)
={(6×4)+(8×3)+(7×2)}×1111
＝(24+24+14)×1111
=62×1111
=68882