pierwszej osobie daje najjj.
Plis Potrzebuje to na dzisiaj.! pomóżcie. plagam. całe odp.
a) 3 c 1/ 5 - 2,25
6,8 - 5 c 1/4
6,4 * 5/8
2/15 * 0,75
1 c 3/7 * 0,056
2,4 : 1 c 3/5
3 c 3/4 : 0,05
2 c 5/6 : 3,4
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a) 3i1/5 - 2,25= 3,2 - 2,25 = 0,95
6,8 - 5i1/4 = 6,8 - 5,25 = 1,55
6,4 * 5/8 = 6,4 * 0,625 = 4
2/15 * 0,75 = 2/15 * 3/4 = 1/5 * 1/2 = 1/10
1i3/7 * 0,056 = 10/7 * 7/125 = 2/1 * 1/25 = 2/25
2,4 : 1i3/5 = 2,4 : 1,6 = 24 : 16 = 1,5
3i3/4 : 0,05 = 3,75 : 0,05 = 375 : 5 = 75
2i5/6 : 3,4 = 17/6 : 3i2/5 = 17/6: 17/5= 17/6 * 5/17 = 1/6 * 5/1 = 5/6