依据题意列式计算如下:
297+298+299+300
=300-3+300-2+300-1+300
=1200-6
=1194
简便计算297+298+299+300
解题思路:不能进行简便运算的按顺序计算,简便运算核心是运用加法和乘法各种定律进行计算,计算出整数部分方便后续计算的过程
解题过程:
297+298+299+300
=300×4-(3+2+1)
=1200-6
=1194
存疑请追问,满意请采纳
297+298+299+300
=300-3+300-2+300-1+300
=1200-6
=1194
297+298+299+3
=300-3+300-2+300-1+300
=300×4-(3+2+1)
=1200-6
=1194