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 Multiple Addends (3 Digits) Word 3nbt2 Practice adding three numbers together to find a totalSolve word problems by picking out the important numbers from a storyFigure out when a problem is asking you to combine groups to find "how many in all"