(-301)+125+301 +(-75)求算式和结果!
问题描述：
(-301)+125+301 +(-75)
求算式和结果!
答
(-301)+125+301 +(-75)
=50
答
50
答
(-301)+125+301 +(-75)
=(-301)+301+125+(-75)
=0+125-75
=50