To divide 30 by 4, follow these steps:

1. Divide: 30 divided by 4 equals 7 with a remainder.
2. Determine Quotient: $\frac{30}{4} = 7$ remainder 2.
3. Express Remainder: $30 = 4 \times 7 + 2$.
4. Fraction Form: $\frac{30}{4} = 7 \frac{2}{4}$.
5. Simplify Fraction: $\frac{2}{4} = \frac{1}{2}$.

So, $\frac{30}{4} = 7 \frac{1}{2}$.

Alternatively, in decimal form: $30 \div 4 = 7.5$

Would you like more details or have any questions?

Here are some related questions you might find useful:

1. How do you divide two fractions?
2. What is the remainder when 30 is divided by 4?
3. How do you convert a mixed number to an improper fraction?
4. What is the decimal equivalent of $\frac{1}{2}$?
5. How do you simplify a fraction?
6. How do you multiply fractions?
7. What is the difference between quotient and remainder?
8. How do you convert a decimal to a fraction?

Tip: To check your division, multiply the quotient by the divisor and add the remainder. If it equals the original number, the division is correct.