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saveliy_v [14]
3 years ago
10

Use doubles to help you add 7+8

Mathematics
2 answers:
rodikova [14]3 years ago
6 0
You can subtract 8 -1=7 and then add 7+7=14 and then do 14+1=15 because we subtracted 1 from 8.
GarryVolchara [31]3 years ago
5 0
7 + 8 = 15 konfirmasion
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