1)100题分数加减法(有答案).pdf

1)100题分数加减法(有答案)

1.2/3+1/3=1

2.3/4-1/4=1/2

3.27/51-10/51=17/51

4.1011/21+21/21=1012/21

5.1/4+5/12=11/24

6.5/11+1/4=29/44

7.9/14-2/7=1/2

8.17/18-5/6=1/9

9.3/5+17/20-1/4=1

10.1/6+7/6=2

11.7/8+3/4-3/2=1/8

12.5/2-3/14-2/7=13/14

13.21/4+33/4=6

14.1/2+32/53=411/53

15.43/4-21/2=21/4

16.31/7-21/4=11/28

17.21/11+33/11-17/11=4

18.33/87+111/87=144/87

19.2/7-11/9=-77/63

20.32/3-11/2+3=51/6

21.-5/12-7/12=-2/3

22.577/12+8-8=577/12

23.7/8+7/27+20/27=55/27

24.551/6-(6-12)=665/6

25.1/3+2/7+2/3+4/7=35/21

26.1/2+1/3+1/4=13/12

27.1413+8/15-1515=-947/15

28.4/15+8/72+1712/17+3/17=1813/85

29.615/15-12/6-316/16=11/3

30.6.5+11/6-4.8=2.3

31.15/33-5/4+4.8=1.1

32.9.28-332/13-213/13=3.25

33.103/14-(23/14+3.9)=41/7

34.10111/6-3/20-2.45+1.6=117/60

35.3-45/15+18=0

36.57+35/4-12=481/4

37.24111/30-15+66/6=177/30

38.1511/6-75/1-2.8=5.xxxxxxxx

39.60+(1/5-1/15)=602/15

40.4/5-(7.2-34/5)÷5/5=-1.6

41.171/4-8+41/2=133/4

42.5231/3+610/10+33/3+2.7=181/6

43.18.79-(4.79+33/5)-0.4=10.81

44.3.82+(733/8-2.82)-54/4=2.33

45.3.825+245/9+1/9=7.5

46.8131/15=542.067

Thereseemstobeanerrorintheprovidedtextasitappearsto

bealistofXXX。。。

。Therefore。Iwillsimplyremoveany

usformattingerrorsanddeleteanyproblematicparagraphs。Here

istheeditedtext:

47.10-2.75.12.-4.6.48.5.2.-(1.8+24)。

51.3.825+2459+19.52.4.173-(1.75+20)。53.7.42-(53-1.35)-

13.54.54.-310+415.55.81-25-311.56.104+(7.2-357)。57.73-

(311+2832)+33.58.123(7.25-124-3)-25.59.12-(8-3)。

343.18.60.10-229-37.9.61.(9514+338)-(358-114)。62.71-

.63.+49.64.3.75+527.65.-58.66.-17+2.3.67.11-