621:141=
To solve this problem, we'll convert the mixed numbers to improper fractions and then perform the division.
- Step 1: Convert 621 to an improper fraction:
621=213.
- Step 2: Convert 141 to an improper fraction:
141=45.
- Step 3: Divide the two improper fractions:
213÷45=213×54.
- Step 4: Multiply the fractions:
213×54=2×513×4=1052.
- Step 5: Simplify 1052:
1052=526=551.
Therefore, the solution to the problem is 551.