1. Plus becomes minus

2. Minus becomes plus

3. Plus and minus

4. Multiplication becomes division

5. Plus, minus and multiplication

6. Division becomes multiplication

7. Plus, minus, multiplication and division

8 Two steps

coming soon

1. Plus becomes minus

2. Minus becomes plus

3. Plus and minus

4. Multiplication becomes division

5. Plus, minus and multiplication

6. Division becomes multiplication

7. Plus, minus, multiplication and division

8 Two steps

coming soon