【加减混合计算题:(1)15-(+556)-(+337)+(-216)-(+647)(2)(-1.5)+(+314)+(+3.75)+(-412)(3)(-523)-(+14)+(-13)+(+5)-(-114)(4)4213+8-(+3213)+(-125)+(-235)(5)(-323】
加减混合计算题:
(1)15-(+556)-(+337)+(-216)-(+647)
(2)(-1.5)+(+314)+(+3.75)+(-412)
(3)(-523)-(+14)+(-13)+(+5)-(-114)
(4)4370+8-(+3370)+(-1372)+(-2373)
(5)(-323)-(-2375)-(-123)-(+1.75)
(6)(-4377)-(-512)+(-414)-(3160)
(7)(-112)+(+114)+(-212)-(-3375)-(+114)
(8)(-1.2+216)-(-556)-|-3.4-(-1.2)|
(9)168+169+…+470+471
(10)472+473+…+474+475.