Question

using appropriate properties of rational numbers find this sum 3/4+4/21+7/8+5/7​

Answer 1

3/4 + 4/21 + 7/8 + 5/7

= (3/4 + 7/8) + (5/7 + 4/21)

= (6/8 + 7/8) + (15/21 + 4/21)

= 13/8 + 19/21

=(273 + 152)/ 168

= 425/168

Answer 2

Answer:

don't answer in stuppid way ok understood..

if know about the right answer...so u don't answer the my questions...