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1.) 1/2

2.) 3/4

3.) 7/8


4.) 9/16


5.) 4/5

6.) 1 1/4

7.) 2 1/3

8.) 3 2/5

9.) 2 9/10

10.) 3 1/6


Thanks Guys and Gals thanks ;)

2007-12-14 04:38:46 · 16 answers · asked by kl 1 in Science & Mathematics Mathematics

16 answers

1.) 1/2
2

2.) 3/4
4/3

3.) 7/8
8/7

4.) 9/16
16/9

5.) 4/5
5/4

6.) 1 1/4
4/5

7.) 2 1/3
3/7

8.) 3 2/5
5/17

9.) 2 9/10
10/29

10.) 3 1/6
6/19

2007-12-14 04:42:23 · answer #1 · answered by Charlie149 6 · 0 2

1.) 1/2 reciprocal = 2/1

2.) 3/4 reciprocal = 4/3

3.) 7/8 = reciprocal = 8/7

4.) 9/16 reciprocal = 16/9

5.) 4/5 reciprocal = 5/4

6.) 1 1/4 reciprocal = 4/5

7.) 2 1/3 reciprocal = 3/7

8.) 3 2/5 = reciprocal =5/17

9.) 2 9/10 reciprocal = 10/29

10.) 3 1/6 reciprocal = 6/19

2007-12-14 12:43:25 · answer #2 · answered by Pranil 7 · 0 1

To get the reciprocal of a simple fraction, just swap the numerator and denominator. Reciprocal of a/b is b/a. That answers 1-5.
Ex: Reciprocal of 1/2 is 2/1=1, Reciprocal of 3/4 is 4/3.


For a mixed fraction, first put it in simple fraction form, then do as above. a b/c = (a*c+b)/c. Reciprocal is c/(a*c+b).
Ex: Reciprocal of 1 1/4. Convert to simple fraction, 5/4. Reciprocal of 5/4 is 4/5.

2007-12-14 12:47:33 · answer #3 · answered by LDJ 3 · 0 1

1) 1/2=2
2)3/4=4/3
3)7/8=8/7
4)9/16=16/9
5)4/5=5/4
6)1 1/4
convert it in to fractions 5/4
reciprocal is 4/5

7)2 1/3
convert it in to fractions 7/3
reciprocal is 3/7

8)3 2/5
convert it in to fractions 17/5
reciprocal is 5/17

9)2 9/10
convert it in to fractions 29/10
reciprocal is 10/29

10)3 1/6
convert it in to fractions 19/6
reciprocal is 6/19

2007-12-14 12:45:42 · answer #4 · answered by Siva 5 · 0 1

1. 2
2. 4/3 or 1 1/3
3. 8/7 or 1 1/7
4. 16/9 or 1 7/9
5. 5/4 or 1 1/4
6. 4/5
7. 3/7
8. 5/17
9. 10/29
10. 6/19

2007-12-14 12:45:47 · answer #5 · answered by bernie_bph 5 · 0 1

1) 2
2) 4/3
3) 8/7
4) 16/9 or 1 7/9
5) 5/4
6) 4/5
7) 3/7
8) 5/17
9) 10/29
10) 6/19
just swap the numerator and denominator
~~~

2007-12-14 12:43:05 · answer #6 · answered by A Little Sarcasm Helps 5 · 1 1

x * (reciprocal of x) = 1, so reciprocal = 1/x.
All you have to do is divide one by the number. E.g.,
1. reciprocal of 1 = 1/(1/2) = 2

If the number is a compound number, convert it to an improper fraction first. E.g.,
1 1/4 = 5/4

And, BIG HINT, dividing by a fraction is the same as multiplying by the upside-down fraction. E.g.,
1/(3/4) = 1*(4/3)

2007-12-14 12:45:24 · answer #7 · answered by DWRead 7 · 1 1

1) 2/1 or just 2
2) 4/3
3) 8/7
4) 16/9
5) 5/4
6) 4/5
7) 3/7
8)5/17
9)10/29
10)6/19

2007-12-14 12:44:44 · answer #8 · answered by fed up woman 6 · 0 1

Simply invert. If they are mixed fractions, turn them into improper fractions, then invert. Then convert back to mixed fractions as necessary.

PROBLEM 1:
1/2 --> 2/1
= 2

PROBLEM 2:
3/4 --> 4/3
= 1 1/3

PROBLEM 3:
7/8 --> 8/7
= 1 1/7

PROBLEM 4:
PROBLEM 5:
You can do these now.

PROBLEM 6:
1 1/4
= 5/4 --> 4/5
= 4/5

PROBLEM 7:
PROBLEM 8:
PROBLEM 9:
PROBLEM 10:
Same methods as problem 6.

2007-12-14 12:45:11 · answer #9 · answered by Puzzling 7 · 1 2

reciprocal of a number x is 1/x

reciprocal of 1/2 is 1/(1/2) = 2

i leave the rest to you..

2007-12-14 12:43:07 · answer #10 · answered by Sid 3 · 0 1

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