solve: 1/7 -3/4. 13/36 - 2/40
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Answer:
the answer is
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Answer:
1/7 - 3/4 =
common denominator( 1×4/7×4 )
common denominator( 1×4/7×4 ) common denominator (3×7/4×7)
therefore:4/28 - 21/28
answer = 4-21
answer = 4-21 = -17
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