(-301)+125+301 +(-75)求算式和结果!

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(-301)+125+301 +(-75)求算式和结果!

(-301)+125+301 +(-75)求算式和结果!
(-301)+125+301 +(-75)
求算式和结果!

(-301)+125+301 +(-75)求算式和结果!
(-301)+125+301 +(-75)
=(-301)+301+125+(-75)
=0+125-75
=50

50

(-301)+125+301 +(-75)
=50