55/63 -19/21 please do this step by step
Answers
Answered by
1
Answer:
-2/63
Step-by-step explanation:
55/63-19×3/21×3
55/63-57/63
-2/63
Answered by
1
Answer:
-2/63
Step-by-step explanation:
first take the LCm of the denominator = LCm of 63 and 21 is 63 as 21*3=63
now 55/63*1/1=55/63
-19/21*3/3=-57/63
=55-57/63=-2/63
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