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Cardinal Numbers
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Nine (+) Five
Fourteen
Oops!
Okay!
Sixty (-) Fifty-four
Six
Oops!
Okay!
Ninety (-) Ten
Eighty
Oops!
Okay!
Seventy (-) Sixty-three
Seven
Oops!
Okay!
Twenty (+) Ten
Thirty
Oops!
Okay!
Eighty (-) Seventy-two
Eight
Oops!
Okay!
Thirty (-) Twenty-seven
Three
Oops!
Okay!
Eight (+) Eight
Sixteen
Oops!
Okay!
Twenty (+) Seventy
Ninety
Oops!
Okay!
Nine (+) Eleven
Twenty
Oops!
Okay!
Twelve (+) Seven
Nineteen
Oops!
Okay!
Four (+) Four
Eight
Oops!
Okay!
Thirty-two (+) Thirty-two
Sixty-four
Oops!
Okay!
Seventy (-) Forty
Thirty
Oops!
Okay!
Seventy (-) Twenty
Fifty
Oops!
Okay!
Nine (+) Nine
Eighteen
Oops!
Okay!
Seven (+) Eight
Fifteen
Oops!
Okay!
Two (+) Two
Four
Oops!
Okay!
Fifty (-) Forty-five
Five
Oops!
Okay!
Ninety (-) Eighty-one
Nine
Oops!
Okay!
Ten (+) Thirty
Forty
Oops!
Okay!
Ten (-) Nine
One
Oops!
Okay!
Seven (+) Nine
Sixteen
Oops!
Okay!
Forty (+) Twenty
Sixty
Oops!
Okay!
Fifty (-) Ten
Forty
Oops!
Okay!
One hundred (-) Ninety
Ten
Oops!
Okay!
Five (+) Eight
Thirteen
Oops!
Okay!
Sixty (+) Forty
One hundred
Oops!
Okay!
Ninety (-) Thirty
Sixty
Oops!
Okay!
Thirty (+) Fifty
Eighty
Oops!
Okay!
Ten (+) Ten
Twenty
Oops!
Okay!
Seventy (-) Forty
Thirty
Oops!
Okay!
Twenty (+) Thirty
Fifty
Oops!
Okay!
Five (+) Six
Eleven
Oops!
Okay!
Seven (+) Ten
Seventeen
Oops!
Okay!
One (+) One
Two
Oops!
Okay!
Fifty (+) Fifty
One hundred
Oops!
Okay!
One hundred (-) Ten
Ninety
Oops!
Okay!
Ninety (-) Twenty
Seventy
Oops!
Okay!
Twenty (-) Eighteen
Two
Oops!
Okay!
Seventy (-) Forty
Thirty
Oops!
Okay!
Ten (+) Sixty
Seventy
Oops!
Okay!
Sixteen (+) Sixteen
Thirty-two
Oops!
Okay!
Forty (-) Thirty-six
Four
Oops!
Okay!
Twelve (+) Twelve
Twenty-four
Oops!
Okay!
Five (+) Seven
Twelve
Oops!
Okay!
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