How many imperial cups are in 1 US cup?

1 US cup equals 0.832674 imp cup.

How do I convert imperial cups back to US cups?

Use the reverse converter: 1 imperial cup equals 1.20095 cup.

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert US cups to imperial cups, multiply the value by 0.832674185.

imp cup = cup × 0.832674185

24 cup × 0.832674185 = 19.98 imp cup

Note: "cup" here means the US cup (about 236.6 mL). Metric cups (250 mL), imperial cups and US/UK fluid ounces are listed as separate units.

US Cup (cup): The US customary cup (about 236.588 mL), the default "cup" in American recipes.
Imperial Cup (imp cup): The old British cup of 10 imperial fluid ounces (284.130625 mL).

How do I convert US cups to imperial cups?: To convert US cups to imperial cups, multiply the value by 0.832674185.
How many imperial cups are in 1 US cup?: 1 US cup equals 0.832674 imp cup.
How many imperial cups are in 10 US cups?: 10 cup equals 8.32674 imp cup.
How do I convert imperial cups back to US cups?: Use the reverse converter: 1 imperial cup equals 1.20095 cup.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.