Answer: k so u change the 3/10 x by 10 numerator and denominator by that 10 and just add 57+30 which is 87/100
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Answer:
Explanation:
57/100 + 3/10
they need common denominators so a common denominator is 100
so 10x10=100 and 3x10= 30 so we now got
57/100 + 30/100 which is 87/100
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