What is the percent for .4 repeating?

To convert a repeating decimal like 0.4 with the 4 repeating into a fraction, you can set x = 0.4444... and multiply it by 10 to shift the decimal point: 10x = 4.4444... Subtract the original equation from the shifted one to eliminate the repeating part: 10x - x = 4.4444... - 0.4444... Solving for x gives x = 4/9. To convert the fraction 4/9 to a percentage, you multiply by 100 to get 44.44%.