14乘44加12乘28加32乘14怎麼簡便運算

14乘44加12乘28加32乘14怎麼簡便運算

14 x 44 + 12 x 28 + 32 x 14
= 14 x 44 + 24 x 14 + 32 x 14
= 14 x(44 + 24 + 32)
= 14 x 100
= 1400