How to add fractions with different denominators khan academy?

2 answers:

8 0

You have to find the least common denominator between the two fractions. if you had 1/2 + 1/4 then the lcd is 4 so you multiply both the top and the bottom by 4. you get 2/4+ 1/4. Then you add across the top and get 3/4.

Cerrena [4.2K]3 years ago

7 0

You have to find the LCD with the two fractions. Then you add the numarator an the denominator of the fraction.

<h2><em><u>Hope it helped</u></em></h2>

You might be interested in

Brent and Lance leave a park on bicycles traveling at constant rates in opposite directions. After 2.5 hours, they are 85 miles

stealth61 [152]

Answer:

18 mph so B is correct 16+2= 18

8 0

3 years ago

Read 2 more answers

In your own words, describe slope.

tiny-mole [99]

Answer:

it is a downward

discline

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers

The graphs below have the same shape. What is the equation of the blue graph?

Anna11 [10]

Answer:

My best guess will have to be B

Step-by-step explanation:

i remember this question

6 0

3 years ago

All of the following are examples of essay types that colleges typically aska student to write except O A. essays about you. B.

Nataliya [291]

Answer: C. essays about work experience

Step-by-step explanation: I would chose C because when you apply for a job you are asked to write and an essay on your work experience. But in college, you are no applying for a job.

7 0

3 years ago

Raquel has created a program for a robot. The robot travels 10 meters and stops. The program is designed for wheels that are 2.5

Grace [21]

Answer:

Raquel should adjust the number of rotations to 115.81 rotations

Step-by-step explanation:

step 1

Find the circumference of the wheels that are 2.5 cm in diameter

The circumference is equal to

$C=2\pi r$