One Atta Time Flash Cards Distance Learning Create New Sheet Select a Worksheet > Version 1 Version 2 Version 3 Version 4 Version 5 Version 6 Version 7 Version 8 Version 9 Version 10 Grab 'em All Subtraction Drills (Teens and Single Digit) Subtract a 1-digit number from a teen number to find the difference.Use quick mental math to take away small amounts from numbers 11–19.Recognize subtraction facts with teen numbers and answer them faster.Avoid common mistakes with teen numbers, like mixing up the tens and ones.
