Subtraction with re-grouping by Susan Rosenthal https://padlet.com/srosenthal6/8mjjhdndqlzs Solve this problem on a piece of paper and write the answer on the padlet. 74 - 28= en-us 2018-01-19 02:59:07 UTC 2018-01-19 14:04:55 UTC hello@padlet.com Solve this problem: srosenthal6 https://padlet.com/srosenthal6/8mjjhdndqlzs/wish/222777323 74 - 28 = ]]> 2018-01-19 14:04:41 UTC https://padlet.com/srosenthal6/8mjjhdndqlzs/wish/222777323