Add subtract numbers up to 1000000 Welcome to your Add and subtract numbers up to 1000000 Quiz Please click "Next" Add vertically 234567 + 1002 No calculator please Subtract vertically 199999 - 111111 No calculator please Determine the sum 351000 + 125 No calculator please Fill in the missing number 130456 - = 300 Fill in the missing number 451 + = 967800 Time's up