Of the shoes in nina's closet, 1/2 are sandals. of the sandals, 1/2 are brown. what fractionn of nina 's shoes are brown sandals?

1/2 times 1/2 = 1/4 
therefore, 1/4 of her shoes are brown sandals 

Rounding decimals is very similar to rounding other numbers. if the hundredths and thousandths places of a decimal is forty-nine or less, they are dropped and the tenths place does not change. for example, rounding 0.843 to the nearest tenth would give 0.8. , your welcome !