Solve 21/21frac{2{3}}

$$\frac{ 21 }{ 21 \frac{ 2 }{ 3 } }$$

Evaluate

$$\frac{63}{65}\approx 0.969230769$$

Solution Steps

Divide 21 by \frac{21\times 3+2}{3} by multiplying 21 by the reciprocal of \frac{21\times 3+2}{3}.

$$\frac{21\times 3}{21\times 3+2}$$

Multiply 21 and 3 to get 63.

$$\frac{63}{21\times 3+2}$$

Multiply 21 and 3 to get 63.

$$\frac{63}{63+2}$$

Add 63 and 2 to get 65.

$$\frac{63}{65}$$

Factor

$$\frac{3 ^ {2} \cdot 7}{5 \cdot 13} = 0.9692307692307692$$