Bardzo proszę o wykonanie tych 6 zadań, POMÓŻCIE!!!!!
patusiaaa965
12. a) 7/10-1/2=7/10-5/10=2/10 b) 3/4-3/8=6/8-3/8=3/8 c)2/3-7/27=18/27-7/27=11/27 d)37/44-1/2=37/44-22/44=15/44 13. a)1/2=3/6 1/3=2/6 czyli 3/6-2/6=1/6 b) 3/4=21/28 1/7=4/28 czyli 21/28-4/28=17/28 c) 3/5=27/45 4/9=20/45 czyli 27/45-20/45=7/45 d)7/11=56/88 5/8=55/88 czyli 56/88-55/88=1/88 14. a)1/4=3/12 1/6=2/12 czyli 3/12-2/12=1/12 b) 3/10=9/30 1/15=2/30 czyli 9/30-2/30=7/30 c) 13/27=26/54 7/18=21/54 czyli 26/54-21/54=5/54 d) 7/8=35/40 7/20=14/40 czyli 35/40-14/40= 21/40 15. a) 4/5-3/10=8/10-3/10=5/10=1/2 b)3/7-1/8=24/56-7/56=17/56 c)3/20-1/15=9/60-4/60=5/60=1/12 d)7/35-2/14=14/70-10/70=4/70=2/35 16. a)2i5/6-2/3=2i5/6-4/6=2i1/6 b)7i5/8-1i/1/2=7i5/8-1i4/8=6i1/8 c)3i4/7-1i2/5=3i20/35-1i14/35=2i6/35 d) 2i7/10-1i3/25=2i35/50-1i6/50=1i29/50 17. a)2i1/7-5/21=2i3/21-5/21=1i3/21 b)8i3/5-6i1/2=8i6/10-6i5/10=2i1/10 c)3i4/7-1i3/5=3i20/35-1i21/35=1i34/35 d)2i7/8-1i7/12=2i21/24-1i14/24=1i7/24 Mam nadzieje że pomogłam :)
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BlackTrousers
12. a) 7/10 - 1/2 = 7/10 - 5/10 = 2/10 = 1/5 b) 3/4 - 3/8 = 6/8 - 3/8 = 3/8 c) 2/3 - 7/27 = 18/27 - 7/27 = 11/27 d) 37/44 - 1/2 = 37/44 - 22/44 = 15/44 13. a) 1/2 - 1/3 = 3/6 - 2/6 = 1/6 b) 3/4 - 1/7 = 21/28 - 4/28 = 17/28 c) 3/5 - 4/9 = 27/45 - 20/45 = 7/45 d) 7/11 - 5/8 = 56/88 - 55/88 = 1/88 14. a) 1/4 - 1/6 = 3/12 - 2/12 = 1/12 b) 3/10 - 1/15 = 9/30 - 2/30 = 7/30 c) 13/27 - 7/18 = 26/54 - 21/54 = 5/54 d) 7/8 - 7/20 = 70/80 - 28/80 = 42/80 = 21/40 15. a) 4/5 - 3/10 = 8/10 - 3/10 = 5/10 = 1/2 b) 3/7 - 1/8 = 24/56 - 7/56 = 17/56 c) 3/20 - 1/15 = 9/60 - 4/60 = 5/60 = 1/12 d) 7/35 - 2/14 = 7/35 - 5/35 = 2/35 16. a) 2 i 5/6 - 2/3 = 2 i 5/6 - 4/6 = 2 i 1/6 b) 7 i 5/8 - 1 i 1/2 = 7 i 5/8 - 1 i 4/8 = 6 i 1/8 c) 3 i 4/7 - 1 i 2/5 = 3 i 20/35 - 14/35 = 6/35 d) 2 i 7/10 - 1 i 3/25 = 2 i 35/50 - 1 i 6/50 = 1 i 29/50 17. a) 2 i 1/7 - 5/21 = 2 i 3/21 - 5/21 = 1 i 19/21 b) 8 i 3/5 - 6 i 1/2 = 8 i 6/10 - 6 i 5/10 = 2 i 1/10 c) 3 i 4/7 - 1 i 3/5 = 3 i 20/35 - 1 i 21/35 = 1 i 34/35 d) 2 i 7/8 - 1 i 7/12 = 2 i 21/24 - 1 i 14/24 = 1 i 7/24
a) 7/10-1/2=7/10-5/10=2/10
b) 3/4-3/8=6/8-3/8=3/8
c)2/3-7/27=18/27-7/27=11/27
d)37/44-1/2=37/44-22/44=15/44
13.
a)1/2=3/6 1/3=2/6 czyli 3/6-2/6=1/6
b) 3/4=21/28 1/7=4/28 czyli 21/28-4/28=17/28
c) 3/5=27/45 4/9=20/45 czyli 27/45-20/45=7/45
d)7/11=56/88 5/8=55/88 czyli 56/88-55/88=1/88
14.
a)1/4=3/12 1/6=2/12 czyli 3/12-2/12=1/12
b) 3/10=9/30 1/15=2/30 czyli 9/30-2/30=7/30
c) 13/27=26/54 7/18=21/54 czyli 26/54-21/54=5/54
d) 7/8=35/40 7/20=14/40 czyli 35/40-14/40= 21/40
15.
a) 4/5-3/10=8/10-3/10=5/10=1/2
b)3/7-1/8=24/56-7/56=17/56
c)3/20-1/15=9/60-4/60=5/60=1/12
d)7/35-2/14=14/70-10/70=4/70=2/35
16.
a)2i5/6-2/3=2i5/6-4/6=2i1/6
b)7i5/8-1i/1/2=7i5/8-1i4/8=6i1/8
c)3i4/7-1i2/5=3i20/35-1i14/35=2i6/35
d) 2i7/10-1i3/25=2i35/50-1i6/50=1i29/50
17.
a)2i1/7-5/21=2i3/21-5/21=1i3/21
b)8i3/5-6i1/2=8i6/10-6i5/10=2i1/10
c)3i4/7-1i3/5=3i20/35-1i21/35=1i34/35
d)2i7/8-1i7/12=2i21/24-1i14/24=1i7/24
Mam nadzieje że pomogłam :)
a) 7/10 - 1/2 = 7/10 - 5/10 = 2/10 = 1/5
b) 3/4 - 3/8 = 6/8 - 3/8 = 3/8
c) 2/3 - 7/27 = 18/27 - 7/27 = 11/27
d) 37/44 - 1/2 = 37/44 - 22/44 = 15/44
13.
a) 1/2 - 1/3 = 3/6 - 2/6 = 1/6
b) 3/4 - 1/7 = 21/28 - 4/28 = 17/28
c) 3/5 - 4/9 = 27/45 - 20/45 = 7/45
d) 7/11 - 5/8 = 56/88 - 55/88 = 1/88
14.
a) 1/4 - 1/6 = 3/12 - 2/12 = 1/12
b) 3/10 - 1/15 = 9/30 - 2/30 = 7/30
c) 13/27 - 7/18 = 26/54 - 21/54 = 5/54
d) 7/8 - 7/20 = 70/80 - 28/80 = 42/80 = 21/40
15.
a) 4/5 - 3/10 = 8/10 - 3/10 = 5/10 = 1/2
b) 3/7 - 1/8 = 24/56 - 7/56 = 17/56
c) 3/20 - 1/15 = 9/60 - 4/60 = 5/60 = 1/12
d) 7/35 - 2/14 = 7/35 - 5/35 = 2/35
16.
a) 2 i 5/6 - 2/3 = 2 i 5/6 - 4/6 = 2 i 1/6
b) 7 i 5/8 - 1 i 1/2 = 7 i 5/8 - 1 i 4/8 = 6 i 1/8
c) 3 i 4/7 - 1 i 2/5 = 3 i 20/35 - 14/35 = 6/35
d) 2 i 7/10 - 1 i 3/25 = 2 i 35/50 - 1 i 6/50 = 1 i 29/50
17.
a) 2 i 1/7 - 5/21 = 2 i 3/21 - 5/21 = 1 i 19/21
b) 8 i 3/5 - 6 i 1/2 = 8 i 6/10 - 6 i 5/10 = 2 i 1/10
c) 3 i 4/7 - 1 i 3/5 = 3 i 20/35 - 1 i 21/35 = 1 i 34/35
d) 2 i 7/8 - 1 i 7/12 = 2 i 21/24 - 1 i 14/24 = 1 i 7/24