asked 75.1k views
0 votes
Use benchmarks
3\5 + 3\17

1 Answer

5 votes
3/15 Multiply both top and bottom by 17 to get 51/85
3/17 Multiply both top and bottom by 5 to get 15/85
Add
3/5+3/17
51/85+15/85
66/85
answered
User Mikegreiling
by
8.5k points

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