Question

57×105减3×57加2×57怎么简便计算

57×105减3×57加2×57怎么简便计算

Answer 1

57×105－3×57＋2×57
＝57x(105-3+2)
=57x104
=5928

Answer 2

57×105-3×57+2×57
=57×（105-3+2）
=57×104
=57×100+57×4
=5700+228
=5928

Answer 3

咯