How do you write 7.4 as a mixed number simplified

Isn't it 7 and 4/10?

Correct Answer:

72/5

Reasoning:

Take the whole part as the whole number; Convert the decimal part to a fraction; Put parts 1 & 2 together:

7.4 Whole Part = 7

7.4 Decimal Part = 0.4 → 4/10 = 2/5 Mixed Number: 72/5

Sources:

N/A