Question

What is 43% of 600 gallons of water

Answer 1

43% of 600 is 258. 
Multiply 600 * .43 and you get your answer

Answer 2

43% of 600 gallons of water is 258

Convert your percentage into a decimal:
$\frac{43}{100} = 0.43$

Multiply your decimal and 600:
$0.43 \times 600 = 258$