填上适当的运算符号和小括号,使等式成立2.5 2.5 2.5 2.5=0 2.5 2.5 2.5 2.5=12.5 2.5 2.5 2.5=5 2.5 2.5 2.5 2.5=10
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 02:40:24
![填上适当的运算符号和小括号,使等式成立2.5 2.5 2.5 2.5=0 2.5 2.5 2.5 2.5=12.5 2.5 2.5 2.5=5 2.5 2.5 2.5 2.5=10](/uploads/image/z/751016-56-6.jpg?t=%E5%A1%AB%E4%B8%8A%E9%80%82%E5%BD%93%E7%9A%84%E8%BF%90%E7%AE%97%E7%AC%A6%E5%8F%B7%E5%92%8C%E5%B0%8F%E6%8B%AC%E5%8F%B7%2C%E4%BD%BF%E7%AD%89%E5%BC%8F%E6%88%90%E7%AB%8B2.5+2.5+2.5+2.5%3D0+2.5+2.5+2.5+2.5%3D12.5+2.5+2.5+2.5%3D5+2.5+2.5+2.5+2.5%3D10)
填上适当的运算符号和小括号,使等式成立2.5 2.5 2.5 2.5=0 2.5 2.5 2.5 2.5=12.5 2.5 2.5 2.5=5 2.5 2.5 2.5 2.5=10
填上适当的运算符号和小括号,使等式成立
2.5 2.5 2.5 2.5=0 2.5 2.5 2.5 2.5=1
2.5 2.5 2.5 2.5=5 2.5 2.5 2.5 2.5=10
填上适当的运算符号和小括号,使等式成立2.5 2.5 2.5 2.5=0 2.5 2.5 2.5 2.5=12.5 2.5 2.5 2.5=5 2.5 2.5 2.5 2.5=10
2.5+2.5-2.5-2.5=0
2.5÷2.5+2.5-2.5=1
2.5+2.5+2.5-2.5=5
2.5+2.5+2.5+2.5=10
2.5 - 2.5 + 2.5- 2.5=0 2.5 - 2.5 +2.5 / 2.5=1
2.5 + 2.5 + 2.5- 2.5=5 2.5 + 2.5 + 2.5 + 2.5=10
你好
1. 2.5+2.5-2.5-2.5=0
2. 2.5-2.5+2.5/2.5=1
3. 2.5+2.5+2.5-2.5=5
4. 2.5+2.5+2.5+2.5=10
2.5-2.5+2.5- 2.5=0
(2.5+2.5)/ (2.5+2.5)=1
2.5+2.5+2.5-2.5=5
2.5+2.5+2.5+2.5=10
2.5+2.5-2.5-2.5=0 2.5+2.5+2.5-2.5=5 (2.5除以2.5)乘以(2.5除以2.5)=1 2.5+2.5+2.5+2.5=10
2.5+2.5-2.5-2.5=0
2.5-2.5+2.5+2.5=5
(2.5-2.5)+2.5/2.5=1
2.5+2.5+2.5+2.5=10
2.5 ÷ 2.5 - 2.5 ÷ 2.5=0
(2.5 + 2.5 )-(2.5 +2.5)=0
(2.5+2.5)÷(2.5+2.5)=1
2.5 × 2.5 ÷ 2.5 +2.5=5
2.5 +2.5 + 2.5 + 2.5=10
望采纳