Oblicz i skroc
2 3/5+1 3/4=
3 5/10+1 1/4=
4 2/3-2 7/8=
7 1/13+2 1/3=
1/2• 4 1/4=
1 1/2•2 2/3=
wylacz całości z ulamkow
16/5=. 63/10. 27/8=. 65/12=
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4 12/20+3 15/20=7 27/20=8 7/20
3 2/4+1 1/4 =4 3/4
4 16/24-2 21/24=1 19 /24
7 3/39 + 2 13/39=9 16/39
1/2x17/4= 17/8
1 3/6 x 2 4/6=144/36 =4
16/5=3 1/5
63/10=6 3/10
27/8=3 3/8
65/12=5 5/12
2i3/5 +1i3/4 = 2i12/20 + 1i15/20 = 3i27/20= 4i7/20
3i5/10 + 1i1/4 = 3i10/20 + 1i5/20= 4i15/20= 4 i 3/4
4i2/3 - 2i7/8= 4i16/24 - 2i21/24 = 3i40/24 - 2i21/24 = 1i19/24
7i1/13 +2i1/3= 7i3/39 + 2i13/39= 9i16/39
1/2 * 4i1/4 = 1/2 * 17/4= 17/8= 2i1/8
1i1/2 *2i2/3 = 3/2 * 8/3= 24/6 = 4
16/5 = 3i1/5
63/10= 6i3/10
27/8= 3i3/8
65/12= 5i5/12