sammy552 sammy552
  • 25-11-2015
  • Mathematics
contestada

To find the sum of 4/9 and 7/12,Mario rewrites the fraction as 8/36 and 21/36 .His answer is 29/36. Is Mario right ? If not ,show his error and correct it.

Respuesta :

Аноним Аноним
  • 25-11-2015
The answer is actually 37/36, or 1 1/36. The error was that when Mario multiplied 9 by 4, he only added the 4 to 4 instead of multiplying 4 by 4. 
Answer Link

Otras preguntas

Human Genetics Pedigree Activity Question
What is the solution to the equation?1-15= 76​
Merchandising employees who select and purchase goods for their companies to sell are called?
The graph of f(x)=(x-4)^2+k is shown below. identify the value of k.K=?​
Which of the following statements about weight training is TRUE?
Choosing to engage in military action to assist another country is an example of
Fingerprints are said to be individualized because * a. They belong to a general category of evidence b. No two people have identical fingerprints, identical tw
A grapefruit is 8% heavier than an orange, and an apple is 10% lighter than the orange.
Complete the sentence with the best choice in Spanish. What the teacher does with the activities so that we understand.
What is the distance between the points (14, -18) and (-8, -18) in the coordinate plane?