1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Oxana [17]
3 years ago
14

How to add and subtract positive and negative fractions

Mathematics
2 answers:
Dvinal [7]3 years ago
5 0
Rules for adding: if the bases are the same you can add them, and subtracting happens in a fraction
Alenkinab [10]3 years ago
5 0
1.  create a common denominator. 
2. multiply the numerator by the same number . Next , you multiply the top numbers (numerators)by the same number as the denominators .
3. add (or subtract ) the numerators. 
4. simplify if necessary.
You might be interested in
Martin is seating people in the cars of a roller coaster. Each car can seat 8 people. Six of the roller coaster cars are yellow
Mamont248 [21]

Answer:

The probability is 2/5

Step-by-step explanation:

Here, we want to calculate the probability that the first person will sit in a yellow roller coaster car

The number of cars to select from is 6 + 9 = 15 cars

The number of yellow cars is 6

So the probability that the first person selects a yellow roller coaster car to seat is 6/15 = 2/5

5 0
3 years ago
Simplifying expressions without negative exponents with variales
Olin [163]
Multiply (or distribute) the exponent outside the parenthesis with every exponent inside the parenthesis, remember that if there is no exponent shown, then the exponent is 1. Step 3: Apply the Negative Exponent Rule. Negative exponents in the numerator get moved to the denominator and become positive exponents.
7 0
3 years ago
Solve the inequality 2-x<7​
dedylja [7]

Answer:

x > -5

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
4x+(7-3)5=10 please help with this one
Ostrovityanka [42]

Answer:

x=-2.5

Step-by-step explanation:

4x+(7-3)5=10

4x+(4)5=10

4x+20=10

subtract 20 from each side

4x=-10

divide each side by 4

x=-2.5

3 0
3 years ago
Read 2 more answers
If the domain of the square root function f(x) is x less-than-or-equal-to 7, which statement must be true?
Damm [24]

Answer:

The x-term inside the radical has a negative coefficient.

Step-by-step explanation:

hope this helps

3 0
3 years ago
Read 2 more answers
Other questions:
  • Given a cube with a volume of 27 cm³ what is the volume of a square piramid that can fit perfectly inside the cube?
    7·1 answer
  • Please solve: 26) -96 = 4(6n - 6)
    14·2 answers
  • Which of the following is a monomial?<br> 12c<br> c2 − 16<br> c2 + c + 6<br> c3 + 4c2 − 12c + 7
    11·2 answers
  • Two scientists are running experiments testing the effects of a vaccine on different control groups. The results are shown in th
    15·2 answers
  • What is the measure of ZRSP in the diagram below?
    15·1 answer
  • P(A) = 0.50 P(B)= 0.80 P(A and B) = 0.20 . what is P(B\A)?
    10·2 answers
  • Evaluate.<br> 25/5+7-(4x3)
    9·1 answer
  • It says solve for the variable I do t understand
    8·1 answer
  • Solve:<br><br> p + 6 = 23<br> A. p = 17<br> B. p = 14<br> C. p = 13<br> D. p = 12
    13·1 answer
  • Help me plzzzzz I will give you branliest
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!