简便计算题四年级222×156+211×888
问题描述:
简便计算题四年级
222×156+211×888
答
222x156+211x888
=222x156+211x4x222
=222x156+844x222
=222x(156*844)
=222x1000
=222000
答
自己用计算器
答
222×156+211×888
=222×4×39+211×888
=888×(39+211)
=222×4×250
=222000