一百以内所有的负偶数有-2,-4,-6,-8,-10,-12,-14,-16,-18,-20,-22,-24,-26,-28,-30,-32,-34,-36,-38,-40,-42,-44,-46,-48,-50,-52,-54,-56,-58,-60,-62,-64,-66,-68,-70,-72,-74,-76,-78,-80,-82,-84,-86,-88,-90,-92,-94,-96,-98,-100,一共50个负偶数,我们用简便方法计算是(-2+-100)*25=-2550。
所以说一百以内所有的负偶数想加等于-2550。