5/7-4/9 maths Answers
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27/63
Step-by-step explanation:
the lcm of 7 and 9 is 63
then we will mKe denominator 63 and multiply same number by numerator we will get answer
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Answer:
lcm of 7 and 9=63.Therfore operation=5×9/63 -4×7/63
=45/63-28/63
=45-28/63
=17/63
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