Answer:
10/21=30/63
4/9=28/63
Step-by-step explanation:
Find the lcm (least common multiple) of 21 an 9, which is 63. Then divide 21 and 9 separately by 63. The multiply that number by the numerator.
13.33 is the answer because you multiply them and them add what u got
Answer:
65581200
Step-by-step explanation:
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