小学分数加减混合运算习题
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710 - 15 = 13 - 524 = 57 + 514 = 23 + 14 =65-54=
59 - 25 = 14 + 15 = 58 + 13 = 45+ 27 = 31
- 27=
92+31= 72+31= 85+53= 65-31= 107-9
1=
97-41= 31+53= 1211-3
1= 21
- 53= 74-91=
87-31= 54+31= 53-31= 85+31= 21+5
1
=
43+71= 41+8
3
= 74-61= 51+81= 87-65=
92+21= 76-32= 103+4
1
= 73+91= 31-51=
61+41= 75-51= 78-75= 51+83=1514-31
=
43+65= =-51
41103+87= 51+61==-4
187
76-12=75-61==-6151=+158154=-13125
78+12= 14+13= 45-23= 31-14= =-6151
56+49= 710-15= 35-14= 5- 41
= 1-15-112=
512 +41= 78 +21= 41+4
9 = 43-0.25= 37+4
1
=
89 +16 = 34 +516 = 16 +15 = 31+41= 51-61=
41+5221512-= =-431231+21=7
6
+=851
53-61= 31+21
= 131-21= 71+41= 32+6
1=
=+3121=-4131=+5131=+21
16315
3-32=
53-41=71+6
1
= =-4131=+913235 + 61 =
89 +16 =89+41=151-21= =+312141+1
6 =
=-4131=-418353-7
1
==-21109=+4132
149 -35 = 79 -41= 78 + 49 = 52-41= 21- 41
=
107
+ 51= 1 49 - 43= 21+ 65= 31- 91= 75+21=
125+49 = 32+51= 43+49 = 149 -1322 =71-141
=
710- 49 = 25+ 49 = 57 + 514= 34 + 17= 71- 16 = 78 - 49
==+3121=+151
53=-4
1121- 4
9
= =-10121=+3
195135+4
9
= 87-49 = 51-61=
127-49 = 92+43= 158-31= 143-112= 163
+4
3=
75-21= 43+83= 75+543= 1112
-4
3=
521031--
83612423--15+ 35- 11
2= 78- 29+ 18=
58 + 45 - 38 + 15 0.25+ 1115 + 34 + 415 715 + 1921 + 221 10-112- 5
12
87-125+6134-(52+103) 75+41-14943+63-8
5
95+(43+21) 101+83-5253-(152+31) 6-(43-5
2
)
54- (81+ 41) 83+ 74+ 8561+71+51= 6
1+21
-112=
1315- 16+ 56 25 - 512- 71823+ 16 - 51272- (72- 81) 5-94-955
6
+ 34 - 13 56 +49 +59 12 +(23 -14 )
415121-+1278134+-51975492+++3
16532+-
=--75722)2185(85--)2143(92-+)4
152(109+-
32+(21-4
1) 52+31+5376+118+113139
-(133+2612)
2-61-65= 51+65+54= 1-21-41=
)5
2
31(15
13+-
1-45-15= 23+45+13= 54+31+511511 + 114+154=
41+31+41+3279+81+83+75158
-(158+187) 3 - 14 - 13 - 34
45-14+13910+320 -315 1-712+34 2728+﹙1314-57﹚
256-﹙23+712﹚ 1514-512+756 156-﹙313-112﹚ 1.875-﹙0.25+23﹚
2017-203-209= 92+83-85= 141+145+14
3= 41+41+43= 1-32-31= 56+27+1658+23+5
6
4-45-15
45-(12+14) 34-27+14+272-14 - 13 - 34 0.8+5
8 +0.2
125 -(12
1
-21) 54+(83-41)2-73-7421+41-61
85-31+1251115-83-8595
+127+9487+43-12
11
3–(1921- 914) 6-(43-52
)
6
15231++52+31+5
3
315243-
-15410354+-)4
1
83(43+-43+1491+5
3
1211+85+83+12197-81+92-
83156115
1511116-++
71+92+74+97125.05
4
187545+-+169+83+167+81
23+ 45-(45- 15) 715+ 1115-(310+ 1115) 154+ 97- 154+ 9
2