i need help with267 plus307 equal

3 answers

267
307

7 + 7 = 14

Leave the 4, carry the 1.

267
307
___
4

6 + 0 + 1(carried) = 7

267
307
___
74

2 + 3 = 5

267
307
___
574
267
+307
-----
574
i don't onder stand enter chang to and how