Question

subtract the sum of minus 4 upon 7 and minus 5 upon 15 from the sum of 9 upon 14 and 23 upon 14​

Answer 1

4/7 and (-5/15) from the sum of 9/14 and 23/14

i)4/7+(-5/15)

4/7-5/15

LCM of 7 and 15= 105

60-35/105

25/105

5/21

ii) 9/14+23/14

32/14

5/21 from 32/14

32/14-5/21

LCM of 14 & 21= 42

96-10/42

86/42

43/21 ans