Answer:
1a. 4/6
1b. 6/9
1c. 8/12
2.
3. 8/16
Explanation:
1a. Multiply top and bottom value by 2
1b.multiply top and bottom value by 3
1c. multiply top and bottom value by 4
2.To get your denominator to twelve you multiply it by 2. and if you multiply by two at the bottom you also multiply by two on top.
3.to get your denominator to 16 multiply the denominator by 8. If you multiply the bottom you should multiply the top with the same value as well.