0.25% = 1/400
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.025 percent Solution Method: 250 ppm = the ratio 250:1,000,000 = the fraction 250/1,000,000 = the decimal value 0.00025 = the percentage .025 (i.e. 0.00025 * 100)
To write half of one percent as a percent, you first need to find half of one percent, which is 0.5%. Then, to express it as a percent, you simply write it as 0.5%.
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equivalent fraction to .025 = 1/400.025 * 1000/1000 = 25/1000 or 1/40 in fraction in lowest term
93% = 93/100 in fraction