Problems using 'if'

import math

m=0
g=0
h=0
i=0
j=0
r=0
y=0

ATitle = 'Mr.'
BTitle = 'Miss'
CTitle = 'Mrs'
DTitle = 'Mr.'

AFirstName = 'Jeremy'
BFirstName = 'Suzanne'
CFirstName = 'Vicki'
DFirstName = 'Jason'

ALastName = 'Clarkson'
BLastName = 'Perry'
CLastName = 'Butler-Henderson'
DLastName = 'Plato'

ABalance = '172.16'
BBalance = '15.62'
CBalance = '23.91'
DBalance = '62.71'

toDeposit1=0
toWithdraw1=0

APin=708.117722086754
BPin=632.2929832495903
CPin=615.4608706760596
DPin=857.806359267638

def decodePin(APin):
    Step1 = APin*APin
    Step2 = Step1/9001
    Pin = Step2*24

APinResult = decodePin(APin)
BPinResult = decodePin(BPin)
CPinResult = decodePin(CPin)
DPinResult = decodePin(DPin)

def encodePin(APinResult):
    StepLeft1 = APinResult*24
    StepLeft2 = StepLeft1*9001
    StepLeftPin = math.sqrt(StepLeft2)
    

def withdrawal(ABalance,toWithdraw1):
            print("Checking to see if withdrawl is permitted...")
            if ABalance >= toWithdraw1:
                print('Withdrawal successful!')
                ABalance = ABalance - toWithdraw1
                print('Your balance is now: ','£',ABalance)
            else:
                print('Error: Your balance is too low to make the withdrawal.')

def maxWithdrawal(ABalance):
    Part1 = ABalance%10
    Part2 = ABalance-Part1
    print(Part2)

def deposit(ABalance,toDeposit1):
    ABalance = ABalance+toDeposit1
    print('Deposit succesfull. Your balance is now: ','£',ABalance)

def fullMenu(ABalance):
    x=0

    while x == 0:

        menu = "Welcome to Northern Frock\n\
        1. Display balance\n\
        2. Withdraw funds\n\
        3. Deposit funds\n\
        9. Return card\n"

        answer = int(input(menu))

        if answer == 1:
            print("Your balance is: ","£",ABalance)
            print("The maximum available for withdrawal is: ","£",maxWithdrawal1(ABalance))

        elif answer == 2:
            menu2 ="Would you like to withdraw:\n\
            1. £10\n\
            2. £20\n\
            3. £40\n\
            4. £60\n\
            5. £80\n\
            6. £100\n\
            7. Other amount (must be a multiple of £10)\n\
            8. Return card\n"
                          
            answer2 = int(input(menu2))

            if answer2 == 1:
                toWithdraw1=10
                withdrawal(ABalance,toWithdraw1)
            elif answer2 == 2:
                toWithdraw1=20
                withdrawal(ABalance,toWithdraw1)
            elif answer2 == 3:
                toWithdraw1=40
                withdrawal(ABalance,toWithdraw1)
            elif answer2 == 4:
                toWithdraw1=60
                withdrawal(ABalance,toWithdraw1)
            elif answer2 == 5:
                toWithdraw1=80
                withdrawal(ABalance,toWithdraw1)
            elif answer2 == 6:
                toWithdraw1=100
                withdrawal(ABalance,toWithdraw1)
            elif answer2 == 7:
                toWithdraw1 = int(input('Enter a value to be withdrawn (must be a multiple of 10)'))
                print("Checking to see if withdrawl is permitted...")
                if toWithdraw1%10 == 0:
                    if toWithdraw1>=ABalance:
                        ABalance = ABalance - 10
                        print('Withdrawal successful!')
                        print('Your balance is now: ','£',ABalance)
                    else:
                           print('Error: Your balance is  too low to withdraw that amaount')
                else:
                    print('Error: You can only withdraw multiples of £10')
            elif answer2 == 8:
                x=1
        elif answer == 3:
            menu2 ="Would you like to deposit:\n\
            1. £10\n\
            2. £20\n\
            3. £40\n\
            4. £60\n\
            5. £80\n\
            6. £100\n\
            7. Other amount\n\
            8. Return card\n"
                          
            answer2 = int(input(menu2))

            if answer2 == 1:
                toDeposit1 = 10
                deposit(ABalance,toDeposit1)
            elif answer2 == 2:
                toDeposit1=20
                deposit(ABalance,toDeposit1)
            elif answer2 == 3:
                toDeposit1=40
                deposit(ABalance,toDeposit1)
            elif answer2 == 4:
                toDeposit1=60
                deposit(ABalance,toDeposit1)
            elif answer2 == 5:
                toDeposit1=80
                deposit(ABalance,toDeposit1)
            elif answer2 == 6:
                toDeposit1=100
                deposit(ABalance,toDesposit1)
            elif answer2 == 7:
                toDeposit1 = input('Enter the amount to deposit')
                ABalance = ABalance+toDeposit1
                print('Deposit succesfull. Your balance is now: ','£',ABalance)
            elif answer2 == 8:
                x=1
        elif answer == 9:
            x=1

def pinVerification(APinResult,ABalance,g):
    if g == 0:
        while y==0:
            pin = input('Please enter your pin: ')
            A = encodePin(pin)
            if A == APinResult:
                print('Pin accepted!')
                fullMenu(ABalance)
                y=0
            else:
                q=0
                while q==0:
                    if m==3:
                        print('The card has been locked')
                        g=1
                    else:
                        m=m+1
                        menu9="That is the incorrect pin would you like to:\n\
                        1. Make another attempt at entering the correct pin\n\
                        2. Return card\n"
                        toDo=int(input(menu9))

                        if toDo == 1:
                            q=1
                        elif toDo == 2:
                            y=1
    else:
        print('The card has been locked.')

while r==0:

    ID = input('Please enter your ID number: ')
    if ID==1057:
        pinVerification(APinResult,ABalance,g)
    elif ID==2736:
        pinVerification(BPinResult,BBalance,h)
    elif ID==4659:
        pinVerification(CPinResult,CBalance,i)
    elif ID==5691:
        pinVerification(DPinResult,DBalance,j)
    elif ID==99999:
        r=1

    if ID=="1057":
        pinVerification(APinResult,ABalance,g)

   ID = int(input('Please enter your ID number: '))