Solve 615/19*21/2=

$$6 \frac { 15 } { 19 } \times 2 \frac { 1 } { 2 } =$$

Evaluate

$$\frac{645}{38}\approx 16.973684211$$

Solution Steps

Multiply 6 and 19 to get 114.

$$\frac{114+15}{19}\times \frac{2\times 2+1}{2}$$

Add 114 and 15 to get 129.

$$\frac{129}{19}\times \frac{2\times 2+1}{2}$$

Multiply 2 and 2 to get 4.

$$\frac{129}{19}\times \frac{4+1}{2}$$

Add 4 and 1 to get 5.

$$\frac{129}{19}\times \frac{5}{2}$$

Multiply \frac{129}{19} times \frac{5}{2} by multiplying numerator times numerator and denominator times denominator.

$$\frac{129\times 5}{19\times 2}$$

Do the multiplications in the fraction \frac{129\times 5}{19\times 2}.

$$\frac{645}{38}$$

Factor

$$\frac{3 \cdot 5 \cdot 43}{2 \cdot 19} = 16\frac{37}{38} = 16.973684210526315$$