58 +99✘56简便方法？

Question

58+99✘56

Answer 1

很简单啊，下面是详细步骤58+99×56
=(58-2+2)+99×56
=56+2+99×56
=56×(99+1)+2
=56×100+2
=5600+2
=5602
望采纳，谢谢！

Answer 2

58 +99✘56=56+2+99x56
=56x（1+99）+2
=56x100+2
=5600+2
=5602