Question

Oblicz:
1.5/6 + 7/12 =
2.7/60 + 2/3
3.17/18 - 5/9
4.11/60 + 7/20
6.3 2/5 - 1 3/20
7.7 13/16 - 6 3/4
8.1 3/4 + 1 3/16
10.4/5 - 7/10
14. 3/5 - 11/20
15. 4/7 - 16/28
17. 7/15 -2/5
18. 5 9/10 - 4/5
19.4/9 + 7 /18
20. 3/7 + 5/14
22.1 1/4 + 1/2
24. 3 2/3 - 1 1/6
25. 2/3 + 7 /12
26. 3/4 - 5/8 + 1/16
27. 2/3 - 2/15 + 2/5
28. 13/18 + 2/9 - 5/6
29.7/6 - 7/12 - 1/3
30. 23/48 - 3/8 + 5/24
31.1/5 + 4/45 + 2/9
32.7/12 + 1/6
33.1 9/10 - 4/5
34.1/2 + 7/9
35. 3/5 - 4/7
38.1/8 +1/4 + 7/12
39.5/6 - 3/8 + 1/12
40.3/7 + 11/14 - 2/21

Answer 1

1.5/6 + 7/12 =10/12+7/12=17/12=1i 5/12
2.7/60 + 2/3 =7/60+40/60= 47/60
3.17/18 - 5/9= 17/18-10/18=7/18
4.11/60 + 7/20=11/60+21/60=32/60=16/30=8/15
6.3 2/5 - 1 3/20=17/5-23/20=68/20-23/20=45/20=9/4
7.7 13/16 - 6 3/4=125/16-27/4=125/16-108/16=17/16
8.1 3/4 + 1 3/16 =7/4+19/16=28/16+19/16=47/16=2i15/16
10.4/5 - 7/10=8/10-7/10=1/10
14. 3/5 - 11/20=12/20-11/20=1/20
15. 4/7 - 16/28=16/28-16/28=0
17. 7/15 -2/5=7/15-6/15=1/15
18. 5 9/10 - 4/5=59/10-8/10=51/10=5i1/10
19.4/9 + 7 /18=8/18+7/18=15/18
20. 3/7 + 5/14=6/14+5/14=11/14
22.1 1/4 + 1/2=5/4+2/4=7/4=1i3/4
24. 3 2/3 - 1 1/6=22/6-11/6=11/6=1i5/6
25. 2/3 + 7 /12=8/12+7/12=15/12=1i3/12
26. 3/4 - 5/8 + 1/16=12/16-2/16+1/16=11/16
27. 2/3 - 2/15 + 2/5=6/15-2/15+6/15=10/15=2/3
28. 13/18 + 2/9 - 5/6=13/18+4/18-15/18=2/12=1/6
29.7/6 - 7/12 - 1/3=14/12-7/12-3/12=4/12=1/3
30. 23/48 - 3/8 + 5/24=23/48-18/48+10/48=15/48
31.1/5 + 4/45 + 2/9=9/45+4/45+10/45=23/45
32.7/12 + 1/6=7/12+2/12=9/12=3/4
33.1 9/10 - 4/5=19/10-8/10=11/10=1i1/10
34.1/2 + 7/9=9/18+14/18=23/18
35. 3/5 - 4/7=21/35-20/35=1/35
38.1/8 +1/4 + 7/12=3/24+6/24+14/24=23/24
39.5/6 - 3/8 + 1/12=20/24-9/24+2/24-9/24=3/8
40.3/7 + 11/14 - 2/21=18/42+33/42-4/42=47/42=1 i 5/42

Answer 2

1.5/6+7/12=10/12+7/12=17/12=1 5/12(jedna cała i 5/12

2.7/60+2/3=7/60+40/60=47/60

3.17/18-5/9=17/18-10/18=7/18

4.11/60+7/20=11/60+21/60=32/60=8/15

6.3  2/5-1  3/20=17/5 -23/20=68/20-23/20=45/20=2 i5/20=2i1/4

7.7 13/16-6 3/4=7 13/16-6 12/16=1 1/16

8.1 3/4+1 3/16=1 12/16+1 3/16=2 15/16

10.4/5-7/10=8/10-7/10=1/10

14.3/5-11/20=12/20-11/20=1/20

15.4/7-16/28=16/28-16/28=0

17.7/15-2/5=7/15-6/15=1/15

18.5 9/10-4/5=5 9/10-8/10=5 1/10

19.4/9+7/18=8/18+7/18=15/18

20.3/7+5/14=6/14+5/14=11/14

22.1 1/4+1/2=1 1/4+2/4=1 3/4

24.3 2/3-1 1/6=3 4/6-1 1/6=2 3/6=2 1/2

25.2/3+7/12=8/12+7/12=15/12=1 3/12=1 1/4

26.3/4-5/8+1/16=12/16-10/16+1/16=3/16

27.2/3-2/15+2/5=10/15-2/15+6/15=14/15

28.13/18+2/9-5/6=13/18+4/18-15/18=2/18=1/9

29.7/6-7/12-1/3=14/12-7/12-4/12=3/12=1/4

30.23/48-3/8+5/24=23/48-18/48+10/48=15/48=5/16

31.1/5+4/45+2/9=9/45+4/45+10/45=3/45=1/15

32.7/12+1/6=7/12+2/12=9/12=3/4

33.1 9/10-4/5=1 9/10-8/10=1 1/10

34.1/2+7/9=9/18+14/18=23/18=1 5/18

35.3/5-4/7=21/35-20/35=1/35

38.1/8+1/4+7/12=3/24+6/24+14/24=23/24

39.5/6-3/8+1/12=20/24-9/24+2/24=13/24

40.3/7+11/14-2/21=18/42+33/42-4/42=47/42=1 5/42