求20题初1的有理数加减法易错题 乘法也可以~~除法没学 就不要打了 摆脱了~~记住 至少20题
3个回答
展开全部
① 0.36+(—7.4)+0.3+(—0.6)+0.64
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︱
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︱
展开全部
有理数加减法练习题
① 0.36+(—7.4)+0.3+(—0.6)+0.64
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︱
⒇ ︱(- )+(- )︱(- )+ ︱
① 0.36+(—7.4)+0.3+(—0.6)+0.64
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︱
⒇ ︱(- )+(- )︱(- )+ ︱
追问
你打的是什么鬼东西···看不懂
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