abdallahlaila98 abdallahlaila98
  • 04-05-2017
  • Mathematics
contestada

what is 2 thirds plus 3 sevenths

Respuesta :

jackson102202 jackson102202
  • 04-05-2017
23 over 21 is the right answer

23
----
21
Answer Link
bcalle
bcalle bcalle
  • 04-05-2017
(2/3) + (3/7) =
Common denominator =21
(2/3) = (14/21)
(3/7) = (9/21)
(14/21) + (9/21) = 23/21
As a mixed number 1 2/21
Answer Link

Otras preguntas

What is '7b-2b+3-1' ? Need working and it's equations!!
If the probability of giving birth to a boy is 0.52, what is the approximate probability of giving birth to 4 consecutive boys?
what was the first industry to be regulated by the united states goverment?                                               a. oil   b.meat packing  c. steel  D.
Find the sum of 2/9+1/9?
What causes chemical weathering?
Please help??? Science SEMESTER REVIEW!!!!In a series of rock layers, a geologist finds fossils of a pine trees and oak trees in layers that are 1.0 m and 1.5
which number is 100 less than 61 tens?
Who did Odysseus leave behind when he left Troy for Ithaca, and how was it destructive?
how does  a star form?
Why does 2 pi divided by 1/3 equal 6 pi?