Final answer:
The decimal 0.263 converts to a fraction as 263/1000 and to a percent as 26.3%.
Step-by-step explanation:
To convert the decimal 0.263 to a fraction in simplest form, we write it as 263/1000, since 0.263 means 263 thousandths. To convert to a percent, we move the decimal point two places to the right, resulting in 26.3%.
Therefore, the correct option is a) 263/1000, 26.3%%.
To convert the decimal 0.263 to a fraction in simplest form, we can write it as 263/1000. To convert it to a percent, we multiply it by 100 and add the percent sign, so it becomes 26.3%.