Question

x- mnożenie

oblicz;

1 4/9 x 12=

6 x 2 1/2=

2 3/8 x 12=

4 2/7 x 3 1/2=

8 1/3 x 2 2/5=

4 1/5 x 2 1/7=

prosze pomuszcie

daje najj

Answer 1

1 4/9 x 12= 13/9*12= 52/3= 17 i 1/3

6 x 2 1/2= 6*5/2= 15

2 3/8 x 12= 19/8*12= 57/2= 28 i 1/2 (28,5)

4 2/7 x 3 1/2= 30/7*7/2= 15

8 1/3 x 2 2/5= 25/3*12/5= 20

 4 1/5 x 2 1/7= 21/5*15/7= 9

 

Legenda:

np.:

19/8*12= dziewiętnaście ósmych razy dwanaście

 

 

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Liczę na naj i pozdrawiam,MatematycznyPomidor.

Answer 2

1i4/9 * 12= 13/9 *12= 13/3 * 4 = 52/3 = 17i1/3

 

6 *2 i1/2= 6 * 5/2= 3 * 5/1= 15

 

2i3/8 * 12= 19/8 *12= 19/2 *3 = 57/2= 28i1/2

 

4i2/7 * 3i1/2= 30/7 * 7/2= 15/1 * 1/1 = 15

 

8i1/3 * 2i2/5= 25/3 * 12/5= 5/1 * 4/1 = 20

 

4i1/5 * 2i1/7= 21/5 * 15/7= 3/1 * 3/1 = 9