Subtraction Zero and Subtracting the same number by Marie Sork https://padlet.com/msork/yv2955rogbzx Tell me an equation that mathches these strategies: 1. subtracting zero 2. subtracting the same number en-us 2018-10-05 04:21:51 UTC 2018-10-15 21:59:55 UTC hello@padlet.com Mrs. sork https://padlet.com/msork/yv2955rogbzx/wish/290103995 7-0=7
7-7=0]]> 2018-10-08 00:19:22 UTC https://padlet.com/msork/yv2955rogbzx/wish/290103995