• paequ2@lemmy.today
    link
    fedilink
    arrow-up
    1
    ·
    3 hours ago

    Oh… I guess it makes sense. Definitely took me a few minutes to think through this… So…

    Total: 11
    
    1st attempt: 20
    Change: 20 - 11 = 9
    
    Cashier asks: +1
    
    2nd attempt: 21
    Change: 21 - 11 = 10