Answer:
1. 3/5
2. 70/9
3. 12 3/5
Explanation:
hope it helps
reduce 18/30
divide both numerator and denominator by 6
3/5
change to improper 7 7/9
multiply 7*9=63
63+7=70
70/9
Change to mixed number 63/5
63/5=12 remainder 3
12 3/5
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