michiescobar michiescobar
  • 04-09-2014
  • Mathematics
contestada

what is 6/7 - 2/5 please help

Respuesta :

unit274
unit274 unit274
  • 04-09-2014
LCD=35.so 30/35-14/35=16/35.welcome

Answer Link
scottehamar scottehamar
  • 04-09-2014
6/7-2/5 -> Find LC denominator ->35

7x5=35 so multiply num and den of 6/7 by 5

5x7=35 so multiply num and den of 2/5 buy 7

Works out to: 30/35 - 14/35 

30-14= 16  answer is 16/35
Answer Link

Otras preguntas

Is the E-CIG industry more "safe" than the actual tobacco companies? Why? If someone offered you E-CIGS than cigarettes would you say yes or no? Why?Full Paragr
the graph below shows the distribution of students grades on their last math test. Based on the Empirical rule, what percent of students made.. *btwn 80 n 85 o
The statement, "right angles measure 90 degrees," is an example of: A postulate A definition A theorem A conjecture
Which characteristic is shared by sonnets and haiku?
Square of the complex number (i - 2)?
Where did the Greeks believe that most gods lived
Describe a pattern in the sequence of numbers. Predict the next number. 1) 1, 2, 6, 24, ___ 2) 0, 3, 8, 15, 24, ___
india takes the two hour train ride from minneapolis to chicago every dummer to visit her grandparents. The train traveled 44 7/16 (thats a mixed number) mile
how can bureaucratic personality be dangerous
Rachel and David share 40 biscuits between them in the ratio 2:3, How many biscuits do they each get?