math.py

import random,getch

i=''
def getNum(num):
    return random.randint(0,num)

print 'Hint: The modulus operator "%" is like a clock or dial.'
while(i != 'q'):
    j,k=getNum(9),getNum(9)
    print str(j)+'+'+str(k)+'\n%10'
    i=getch.getch()
    print i
    if i==(str((j+k)%10)):
        print "Right"
    else:
        if i=='q':
            break
        print "Oops - "+str((j+k)%10)
    print str(j)+'-'+str(k)+'\n%10'
    i=getch.getch()
    print i
    if i==(str((j-k)%10)):
        print "Right"
    else:
        if i=='q':
            break
        print "Oops - "+str((j-k)%10)
    print str(j)+'*'+str(k)+'\n%10'
    i=getch.getch()
    print i
    if i==(str((j*k)%10)):
        print "Right"
    else:
        if i=='q':
            break
        print "Oops - "+str((j*k)%10)