Question

rearrange and find 3/7+(-6/11)+(-8/21)+5/22

Answer 1

3/7 + (-6/11) + (-8/21) + 5/22
= 3/7 - 6/11 - 8/21 + 5/22
= 3/7 - 8/21 - 6/11 + 5/22
= (9-8)/21 + (5 - 12)/22
= 1/21 - 7/22
= (22 - 147)/462
= -125/462

Hope this helps.