Question

Zamień liczby mieszane na ułamki zwykłe :

1 2/3 =

3 2/5 =

2 5/6 =

4 1/5 =

5 2/3 =

3 4/7 =

5 3/5 =

Oblicz :

5/6 - 1/4 =

7/9 -1/2 =

2 3/4 - 1 1/3 =

3 5/8 - 2 1/4 =

3 1/5 - 1 1/2 =

5/6 x 3/7 =

3/4 x 8/9 =

1 1/2 x 5/6=

3 1/3 x 5/11=

2 1/2 x 1 2/3=

3/4: 8 =

3/5 : 1/2 =

2/3 : 5/6=

1 3/4 : 1 1/2 =

3 1/3 : 1 1/10=

Z góry dziękuję bardzo ! DAM N A J ! :*

Answer 1

1 2/3 =5/3

3 2/5 =17/5

2 5/6 =17/6

4 1/5 =21/5

5 2/3 =17/3

3 4/7 =25/7

5 3/5 =28/5

 

 

2.

 

 

5/6 - 1/4 =10/12-3/12=7/12

7/9 -1/2 =14/18-9/18=5/18

2 3/4 - 1 1/3 =11/4-4/3=33/12-16/12=17/12=1 5/12

3 5/8 - 2 1/4 =29/8-9/4=58/16-36/16=22/16=1 6/16=1 3/8

3 1/5 - 1 1/2 =16/5-3/2=32/10-15/10=17/10=1 7/10

 

 

 

5/6 x 3/7 =15/42=5/14

3/4 x 8/9 =24/36=4/6=2/3

1 1/2 x 5/6=3/2*5/6=15/12=1 3/12=1 1/4

3 1/3 x 5/11=10/3*5/11=50/33=1 17/33

2 1/2 x 1 2/3=5/2*5/3=25/6=4 1/6

 

 

3/4: 8 =3/4 * 1/8=3/32

3/5 : 1/2 =3/5*2/1=6/5=1 1/5

2/3 : 5/6=2/3*6/5=12/15=4/5

1 3/4 : 1 1/2 =7/4*2/3=14/12=1 2/12=1 1/6

3 1/3 : 1 1/10=10/3*10/11=100/33=3 1/33

 

 

Answer 2

1 2/3 =5/3

3 2/5 =17/5

2 5/6 =17/6

4 1/5 =21/5

5 2/3 =17/3

3 4/7 =25/7

5 3/5 =28/5

2.

5/6 - 1/4 =10/12-3/12=7/12

7/9 -1/2 =14/18-9/18=5/18

2 3/4 - 1 1/3 =11/4-4/3=33/12-16/12=17/12=1 5/12

3 5/8 - 2 1/4 =29/8-9/4=58/16-36/16=22/16=1 6/16=1 3/8

3 1/5 - 1 1/2 =16/5-3/2=32/10-15/10=17/10=1 7/10




5/6 x 3/7 =15/42=5/14

3/4 x 8/9 =24/36=4/6=2/3

1 1/2 x 5/6=3/2*5/6=15/12=1 3/12=1 1/4

3 1/3 x 5/11=10/3*5/11=50/33=1 17/33

2 1/2 x 1 2/3=5/2*5/3=25/6=4 1/6





3/4: 8 =3/4 * 1/8=3/32

3/5 : 1/2 =3/5*2/1=6/5=1 1/5

2/3 : 5/6=2/3*6/5=12/15=4/5

1 3/4 : 1 1/2 =7/4*2/3=14/12=1 2/12=1 1/6

3 1/3 : 1 1/10=10/3*10/11=100/33=3 1/33