Bob has 200 coins in her piggy bank. Of those 40%are pennies. Out of the coins that are not pennies 25% are quarters. How many of the coins are quarters
200×40%= 80 pennies so 200-80=120 and 25% of 120 is 30 so 30 quarters. you can use the % sign when using a calculator or move the decimal over twice like this 200×.40=80 if a % sign is unavailable