找20道最简单的有理数的加减混合运算题
来源:学生作业帮 编辑:搜搜考试网作业帮 分类:数学作业 时间:2024/08/12 13:13:53
找20道最简单的有理数的加减混合运算题
![找20道最简单的有理数的加减混合运算题](/uploads/image/z/5516483-59-3.jpg?t=%E6%89%BE20%E9%81%93%E6%9C%80%E7%AE%80%E5%8D%95%E7%9A%84%E6%9C%89%E7%90%86%E6%95%B0%E7%9A%84%E5%8A%A0%E5%87%8F%E6%B7%B7%E5%90%88%E8%BF%90%E7%AE%97%E9%A2%98)
5+(-3) 15+(-22) 16+(-25)+24+(-35) 1/2+(-2/3)
-0.9+1.5 4-(-3) -3-(-5) 0-7 -20+(+3)+(+5)+(-7)
-8+10+2-1 5-6+3+9-4-7 -0.8+1.2-0.7-2.1+0.8+3.5 -1/4+5/6+2/3-1/2
1/2-2/3+4/5-1/2-1/3 +2/5-(-3/5) -2/5-(-3/5) -4.2+5.7-8.4+10
12-(-18)+(-7) -15-7-5-4+10 -2.4+3.5-4.6+3.5 1-4+3-0.5
-0.9+1.5 4-(-3) -3-(-5) 0-7 -20+(+3)+(+5)+(-7)
-8+10+2-1 5-6+3+9-4-7 -0.8+1.2-0.7-2.1+0.8+3.5 -1/4+5/6+2/3-1/2
1/2-2/3+4/5-1/2-1/3 +2/5-(-3/5) -2/5-(-3/5) -4.2+5.7-8.4+10
12-(-18)+(-7) -15-7-5-4+10 -2.4+3.5-4.6+3.5 1-4+3-0.5