Taylor has 84 pennies and 300 dimes. How much money does that make?

300 dimes = $30.00

so ... You have $30.00, then you add 84 cents

add them together and you have $30.84

A penny is worth 1 cents. So, 84 pennies is 84 cents or $0.84

A dime is worth 10 cents, So, 300 dimes is 30 dollars or $30 dollars

$0.84 + $30 = $30.84

84 pennies and 300 dimes is equivalent to 30 dollars and 84 cents.