Alex has 7 dimes and 3 nickels.What fraction of the coins are dimes?
To find the fraction of the coins that are dimes, we first need to determine the total number of coins. In this case, Alex has 7 dimes and 3 nickels, so the total number of coins is 7 + 3 = 10.
Now, let's calculate the fraction of the coins that are dimes. To do this, we divide the number of dimes by the total number of coins. In this case, the number of dimes is 7, so the fraction of dimes is 7 / 10.
Therefore, the fraction of the coins that are dimes is 7/10 or seven-tenths.
7 + 3 = 10 coins
3/10 = fraction of nickles
fraction of dimes = ?