② -4,2+5,7-8,4+10
③ (-40)-(+28)- (-19)+(-24)-(32)
④ -40-28-(-19)+(-24)-(-32)
⑤ 81.26- 293,8+8,74+111
⑥ (+4,7)-(-8,9)-(+7,5)+(-6)
⑦ [1,8-(-1,2+2,1)- 0.2]-(-1.5)
⑧ -216-157+348+512-678
⑨
⑩
⑾
⑿
⒀
⒁ (+3 )+(+4 )-(+1 )+(-3 )
⒂ 0.5+(- )-(-2.75)+
⒃(-15 )-[(-13 )+(-31 -14)]
⒄ (+3 )+ (+4 )-(+1 )+(-3 )
⒅ -︱- -(- )︱-︱(- )+(- )︱
⒆ -︱ -0,25︱+ -(-0,125)+ ︱-0,75︱