add these fraction -1/9 and 1/7
please do it fast
Answers
Answered by
0
Answer:
1/9+1/7
Step-by-step explanation:
Lcm of 9 and 7 = 63
1*7/9*7+1*9/7*9
7/63+9/63= 16/63
Answered by
0
Answer:
2/63
Step-by-step explanation:
-1/9+1/7
Taking Lowest Common Multiple...
LCM(7 and 9) = 63
now,
(-1/9x7/7) + (1/7x9/9)
= -7/63 + 9/63
= -7+9/63
=2/63
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