please help me with (addition mixed fractions)i cant get it!!!

---addition with mixed numbers---

1.which of the following is not true for adding mixed numbers?

A.the denominators of the fractions must be the same in order to add them.
B.you can add mixed numbers by changing them into improper fractions or by using a number line.
C.the sum of the mixed numbers written as an improper fraction is in simplest form.
D.the sum of the mixed numbers must be written in simplest form.

2.joe was making mixed nuts.he used 2 1/4 pounds of pecans and 3 1/5 pounds of cashews.how many pounds of mixed nuts did joe make?

A.5 17/40
B.5 2/9
C.5 1/2
D.5 9/20

3.trent bought 3 3/4 pounds of strawberries and 2 1/6 pounds of raspberries at the farmers market.how many total pounds of fruit did trent buy?

A.5 1/12
B.2 2/5
C.5 11/12
D.5 1/6

4.Last week,mrs.hale worked 42 1/2hours,and this week,she worked 41 1/3hours.how many hours did she work in the last two weeks?

A.83 5/6
B.84 2/3
C.83 2/3
D.83 2/5

5.a chemist mixes 2 3/5g of an element and 16 4/9g of another element.when the two are mixed,what is the total mass in simplest form?

A.18 1/2 g
B.18 2/45g
C.19 2/45g
D.18 1/4g

20 answers

1. C.

Study this site and try the other problems. I'll be glad to check your answers.

http://www.mathsisfun.com/numbers/fractions-mixed-addition.html
@ms.sue
can you check them?
1.c
2.c or b(not sure)
3.b
4.d
5.a
None of your answers is correct.

Please post your work for one of the problems. I may be able to show you what you're doing wrong.
4/8 , please can you give the answer
Lesson 6: Addition with Mixed Numbers
Essential Math 6 A Unit 6: Adding and Subtracting Fractions

1.c
2.d
3.c
4.a
5.c
1.c
2.D
3.c
4.A
5.B
thx dude
5 IS C
AND MS SUE AINT NO HELP
my theroy is that ms.sue is just a robot or hundreds of people spend hours ansering quistions most likly my first theroy
its
d
d
c
a
d
trust me i got a 2/5 because of Anonymous and connexus
Connexus is wrong i got a 3/5
@penguin man i got a 3/5 because of you!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
some of yall arent funny at all. stop giving the wrong answers its annoying
Are any of these right? When your finished can u pls post the correct answers… once I’m done I will
Here are the real answers:
1. D. 5 9/20
2. B. 30 1/12
3. A. 83 5/6
These got me a 100% it’s Addition with Mixed numbers Quick check.
Hope this helped and they were right for me so please don’t get mad if they are wrong for u. Have a great day! :)
Srry forgot to post the last answer…
4. C. 19 2/45
thx penguin man
-Anonymous- is wrong i got a 1/5 here are the real answers :)
C
D
C
A
C
1.the sum of mixed numbers writtenas an improper fraction is in the simplest form
2.5 9/20
3.5 11/12
4.83 5/6
5.19 2/45g
there you go and if these are wrong then you messed up have a good day! :D
trust me, naruto is right. 100%