Decimal form: Twenty-four and three-eighths in decimal form is:

$24 + \frac{3}{8} = 24.375$

Expanded form: To express this in expanded form:

$20 + 4 + \frac{3}{8} = 20 + 4 + 0.375$

Would you like more details or have any questions?

Here are 5 related questions for further practice:

1. Convert 15 and seven-tenths to decimal form.
2. Write 3 and five-sixteenths in expanded form.
3. Convert 7 and nine-twelfths to decimal form and simplify.
4. How would you express 32 and one-fourth as a decimal?
5. Express 50 and three-fifths in expanded form.

Tip: When converting fractions to decimals, divide the numerator by the denominator to find the decimal equivalent.