Найди значения выражений

• \(0\)
• \(0\)
• \(0\)
• \(0\)
• \(0\)
• \(100\)
• \(1\)
• \(80\)
• \(4\)
• \(800\)
• \(1\)
• \(3\)

1. \(3 \cdot 0 =\) [ ]
2. \(800 \cdot 0\) [ ]
3. \(0 : 5 =\) [ ]
4. \(1 \cdot 0 =\) [ ]
5. \(100 : 1 =\) [ ]
6. \(1 : 1 =\) [ ]
7. \(80 : 1 =\) [ ]