BoomLearning.com - Amazing authors make awesome learning content! Subtract across zero with 3 digit numbers. Included you will find 25 Boom cards in random order for students to practice 3 digit subtraction across zero WITH regrouping. Students will drag the red line over the number that is being regrouped and then type the new number above (note for the ones column in the example, the students will write the entire number ie 14 not just type the 1 in the box above.) 3.NBT.A.2
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Kara Hackney