Steps
1. No of Peach pies Erin has
2. No of peach pies Erin gives to Rose is
3. Now No of peach pies have left with Erin is
4. Line up the digits according to place value and decimal point,
Subtract the hundredths digit together after the decimal point, then
Subtract the tenths digit together after the decimal point, then
As we can’t subtract from , so we take borrow from previous number, then
Subtract the ones digit together before the decimal point
As we gave borrow so we are having instead
Hence No of peach pies Erin have left with is.