POLICZCIE:
1 ) 1 1/2 x 2 2/5 :4=
2 ) 1 1/7 : 4 4/5 =
3 ) 9/11 : 3 3/11 =
UŁAMKI . potrzbuje na dzisiaj jutro spr .: )
1) 1 1/2 = 1,5 2 2/5= 2,4
1,5 *2,4 : 4 = 3,6 : 4 =0,9= 9/10
2) 1 1/7 : 4 4/5 = 8/1 * 5/24= 40/24 = 5/3= 1 2/3
3) 9/11 : 3 3/11 = 9/11 * 11/34 = 9/1 * 1/24 = 9/24
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1) 1 1/2 = 1,5 2 2/5= 2,4
1,5 *2,4 : 4 = 3,6 : 4 =0,9= 9/10
2) 1 1/7 : 4 4/5 = 8/1 * 5/24= 40/24 = 5/3= 1 2/3
3) 9/11 : 3 3/11 = 9/11 * 11/34 = 9/1 * 1/24 = 9/24