- 3×1/5×5/72025-01-31
- 14×5/7÷14×5/72025-01-31
- 55÷( )>72025-01-31
- 56×7+45×7-72025-01-31
- 32×3/8÷6/72025-01-31
- √28-√4/72025-01-31
- cosπ/7cos2π/72025-01-31
- x²+y²=72025-01-31
- 56×3/8×5/72025-01-31
- x△(4△1)=72025-01-31
- 3×1/5×5/72025-01-31
- 14×5/7÷14×5/72025-01-31
- 55÷( )>72025-01-31
- 56×7+45×7-72025-01-31
- 32×3/8÷6/72025-01-31
- √28-√4/72025-01-31
- cosπ/7cos2π/72025-01-31
- x²+y²=72025-01-31
- 56×3/8×5/72025-01-31
- x△(4△1)=72025-01-31