沪教版四年级数学下册小数加减混合综合练习题20.docx
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沪教版四年级数学下册小数加减混合综合练习题20
1.4+7.8=
8+3.4=
0.11+7.1=
2.1-0.35=
5.7-3.9=
8.4+0.68=
83.5-26.6=
81.1-79.3=
0.98+0.22=
0.41+0.71=
0.95+0.17=
4+7.6=
2.4-0.5=
1.6-1.1=
2.28+0.21=
8.9+0.15=
47-35.3=
71.9-66.4=
0.2-0.49=
42.7-15.8=
7+5.5=
1.1-0.21=
0.47+1=
0.24+9.6=
2.2-0.2=
87.14-35.27=
5.596+0.105
72.52+15.57=
383.3+28.29=
99.2+948.7=
944.8-259.5=
341-37.8=
223.8-20.9=
177.6-139.6=
1.8+5.3+1.2
6.62+5.92+4.38
79-2.8-4.2
563-93.7-96.3
2.84+3.86+0.76
0.95+61.3+0.35+18.7
28.7+(4.3-0.65)
0.37+0.82+0.13
37-2.7-5.3
3.9+7.8=
0.04+2.1=
9.6+0.7=
56.9-28.9=
8.4-6.2=
4.1+8.1=
5.8+6.6=
3.8+0.31=
7.7-3.8=
2.51+5.35=
1.8-1=
0.49+9.2=
4.52+5.27=
0.02+3.5=
0.17+1.1=
0.04+0.66=
0.15+4.6=
7.9-2.4=
0.78+0.65=
1.7+0.91=
0.01+4=
0.71+4.3=
3.7+6.7=
4.6+0.05=
3.4-1.4=
777.5+349=
37.9+9.39
41.32+30.52=
36.47+491=
62.4+497.5=
694.3-352.5=
523.4-39.1=
76.52-3.59=
847-749.5=
0.47+0.08+0.33
81.3+61+88.7
91-9.5-2.5
352-76.1-43.9
87.4+52.6-6.1
3.2+23.6+3.8+36.4
46.6+(4.8-0.68)
3.5+5.3+4.5
38-0.56-0.14
0.17+9.1=
4.5+3.7=
6.7+0.9=
2.1-1.7=
0.8-0.7=
24.3-19.6=
0.74+2.79=
7.5+2.7=
16-0.9=
0.31+7.47=
4.8+0.1=
3.1-1.3=
1.76+9.87=
6.3-0.88=
3.89+2.36=
8.6+6.3=
99.4-81.3=
1.4+9=
6.7+3.6=
0.97+0.33=
3.3-1.3=
6.56+4.64=
2.4+6.9=
0.02+6=
71.2-23.2=
399-154.3=
559.2+59.7
23.27+26.6=
58.67+94.03=
4.19+663=
72.75-39.25=
555.4-24.5=
46.47-1.72=
639.1+498.6=
0.92+0.09+0.78
22.1+9.6+27.9
29-0.12-0.68
949-37.9-82.1
86.9+11.8-9.4
0.55+11.1+0.95+78.9
35.9-(6.5-0.74)
3.8+4.4+2.2
86-6.6-4.4
2.82+2.88=
0.15+8.9=
7.8+6.8=
1.33+5.93=
9.4-2.7=
6+5.65=
9.5-5.1=
0.04+0.4=
4.6-0.18=
1.68+8.05=
4+5.6=
9.84+3.63=
1.5+0.79=
0.43+4.2=
0.06+5.5=
0.52+0.65=
1.9+8.6=
0.95+2.7=
3.4+3.7=
0.16+0.83=
2.8+9.5=
9.4-2.1=
0.68+9.6=
0.22+0.83=
1.5+4.9=
1.299+1.266=
316+56.8
18.06+67.65=
961.1+81.87=
95.3+46.2=
869.8-222.9=
92.71-2.49=
270.4-27.8=
86.87-33.8=
7.8+7.9+3.2
6.14+8.26+6.86
54-2.4-3.6
756-6.79-8.21
5.42+8.89-0.78
0.29+48.4+0.81+31.6
62.5+(8.2-0.04)
9.6+6.2+4.4
51-0.33-0.77
8.7-0.44=
0.79+0.21=
9.9+6.8=
6.62+8.28=
2.3+7.2=
2.8+4.8=
2.1+0.18=
7.3-1.2=
1.4+0.07=
8.85+7.46=
0.11-0.06=
1.6+5.9=
5.25+2.82=
7.5+0.8=
6.9+8.5=
0.47+0.68=
0.77+9.2=
0.8+7.5=
46-30.3=
5.6+0.87=
0.54+0.91=
0.5+5=
7.3+0.94=
0.28+0.27=
0.11+7.3=
533.4+264.3=
1.352+0.289
43.54+25.22=
365.4+919.3=
2.94+492.7=
89.99-10.37=
574.9-12.1=
46.56-1.78=
8.467+8.125=
0.94+0.77+0.26
23.2+47.2+76.8
83-0.74-0.66
319-35.3-74.7
22.7+75.8-6.8
0.87+4.65+0.13+4.35
64+(1.1-0.2)
0.64+0.8+0.36
41-9.5-2.5
27.9-11.3=
4.57+0.98=
9-2.8=
9.9-7.7=
42.1-28.8=
4.9-4.8=
0.04+0.8=
2.7+7.8=
8.6+9.3=
0.49-0.15=
0.85+1.1=
0.39+0.1=
6.3+8=
0.49+0.43=
22-11=
8.9+7.21=
6.6-3.7=
9.8-0.86=
5.56+5.82=
4.3-3.2=
0.8-0.5=
0.04+4=
5.8-0.13=
0.52+0.75=
0.48+0.9=
826.3-240.3=
997.7+33.1
224.3+636.1=
28.01+79.86=
3.91+72.61=
823.2-579.9=
483-34.4=
75.48-1.98=
8.675+5.083=
1.6+7+5.4
96.7+64.6+83.3
80-1.9-7.1
727-4.18-1.82
84+38.2+4.1
6.5+5.57+1.5+4.43
73.4-(1.6-0.57)
3.4+3.8+1.6
37-8.5-9.5
3.5-0.29=
0.94+0.18=
0.47+0.01=
0.98+7.3=
0.44+0.28=
39.8-36.3=
26-21=
0.69+0.12=
0.53+8.5=
2.6+3.27=
0.37+0.03=
0.5-0.3=
49.9-23.1=
5-0.29=
1.4+3.72=
0.16+0.58=
5.1+4.9=
30-24.6=
2.82+5.41=
4.2+0.7=
0.35+0.95=
9.35+4.75=
5.3-0.9=
0.05+0.81=
7.53+0.78=
24.45-18.27=
7.53+0.388
744.5+168.8=
41.13+893.8=
49.2+53.65=
742.1-383.5=
74.88-3.23=
94.21-5.61=
139.6+124=
4.6+4.8+3.4
75.1+22.5+94.9
24-0.82-0.98
205-1.17-3.83
42.8+33.4-2.1
0.98+56.5+0.22+63.5
26.3+(2.6-0.01)
8.7+1.8+4.3
27-0.28-0.32
98-2=
0.35+0.5=
68.2-38.3=
8.3+0.81=
7.4+1=
0.61+4.8=
5.6-4.4=
29.8-19.2=
3.4-3.4=
0.91+0.96=
0.56+6.3=
87.1-2.7=
9.4+3.5=
7.4-2.4=
8.4-6.4=
0.5+2.5=
5.66+7.59=
6.5+4.9=
6.1-5.3=
7.83+1.13=
0.2+1.5=
0.44+0.01=
0.99+0.82=
85.6-60.5=
7.4+0.44=
88.17+86.54=
7.128+0.322
53.56+32.22=
35.22+850=
9.59+18.59=
99.71-42.68=
976.9-37.3=
22.01-3.72=
5.443-4.812=
7.5+0.3+5.5
77.1+65.7+32.9
43-0.44-0.56
765-34.9-85.1
9.12+9.5-0.94
0.33+74.7+0.17+45.3
12.1+(3.6-0.6)
0.16+0.7+0.44
59-6.9-4.1
91.8-71.6=
71.2-0.8=
0.68+0.29=
0.93+0.21=
0.14+0.87=
40.4-17.6=
5.3-2.2=
0.02+5.5=
66.6-1.9=
3.5+0.98=
5.72+5.74=
4.4+3.4=
7.3-0.34=
3.9-0.38=
7.9-7.9=
0.42+0.78=
6.3-4.7=
10.9-0.4=
0.85+0.6=
3.7+0.04=
0.18+0.99=
5.19+1.85=
1.2+0.6=
0.57+0.45=
8.2+3.8=
98.75-52.86=
76.36+7.49
29.12+89.64=
515+61.36=
5.93+941.9=
72.52-44.24=
724.6-42.2=
49.31-1.46=
260+172.4=
0.61+0.83+0.99
73.3+71.9+66.7
22-0.55-0.95
960-8.65-6.35
46+47.5-5.2
0.79+1.79+0.61+3.21
57.5+(4.1-0.73)
0.74+0.62+0.96
39-0.17-0.33
45.4-7.1=
13.7-9.4=
0.2+1.29=
0.71+0.76=
0.96+5.3=
3.4-1.1=
5.69+3.77=
0.07+0.07=
7.15+5.28=
0.24+5.6=
7.28+9.33=
46.4-32.9=
1.3-0.83=
7.8+9=
0.93+0.99=
7.02+5.44=
6.2+6.5=
4.7+0.5=
59.3-37.5=
0.31-0.22=
41.6-21.5=
0.9+0.45=
7.3-0.5=
0.06+3=
5.2+0.6=
61.91+37.39=
491.6+70
870.8+817.8=
439.5+59.57=
3.5+609.6=
64.14-28.64=
65.01-2.89=
446.8-13.5=
623.9+273.6=
8.3+3.2+1.7
1.11+4.52+7.89
28-1.2-6.8
681-61.2-68.8
7.34+8.47+0.92
4.4+6.11+9.6+9.89
14.6+(6.1-0.76)
3.7+1.6+7.3
32-9.9-9.1
0.95-0.81=
4.6-0.4=
2.4-1.4=
7.6+8.6=
8.4+0.85=
3.78+7.76=
6.1-0.82=
4.3+0.38=
9.5-3.1=
44.9-22.4=
0.88+1.6=
87.9-13.9=
0.9+6.9=
8+7.3=
58.7-57.2=
8+5.9=
1.8+1.1=
3.3-2.5=
5.93+1.37=
3.4-0.74=
4.5+0.07=
0.13+0.25=
0.44+0.1=
0.78+0.04=
5.9+0.7=
713.6-270.8=
980.7+15.5
78.5+89.41=
37.65+17.14=
33.2+33.02=
99.7-47.39=
22.13-3.63=
84.22-3.06=
2.116-2.052=
0.38+0.76+0.82
4.19+3.18+1.81
97-9.1-2.9
577-21.9-18.1
86+53.1+8.3
0.76+7.15+0.54+1.85
93.5-(4.8-0.48)
0.97+0.32+0.83
86-7.2-7.8
0.9+4.8=
41.2-14.7=
27.9-8.4=
9.7+0.29=
33-24.2=
0.67+1.5=
9.3+3.2=
7.1-0.39=
7.93+3.14=
22-0.1=
0.61-0.21=
3-2.3=
37.6-20.6=
72.5-54.2=
5.9+8.6=
9.2+2.1=
0.18+1.9=
4.47+7.49=
0.3+7.5=
0.7-0.86=
0.2+7.2=
3.9-1.5=
0.26+0.26=
6.9-1.6=
0.23+0.87=
3.118-2.857=
2.161+0.174
65.39+78.44=
44.55+630.9=
5.43+806.5=
82.72-14.39=
9.71-4.07=
38.41-4.9=
65.74+44.16=
0.19+0.42+0.91
7.46+2.35+5.54
80-5.9-3.1
500-5.27-3.73
7.09+5.55+0.45
2.4+18.2+5.6+21.8
91.6+(4.4-0.22)
0.51+0.97+0.89
38-0.19-0.21
0.75+5.8=
59-26.5=
0.71+0.42=
16.6-16=
19.4-5=
4.59+7.96=
2.23+8.5=
0.64+0.53=
3.28+7.05=
36.6-1=
3.8+3.1=
6.18+7.92=
54.7-46.8=
0.06+0.3=
1.7+0.83=
0.41+5.4=
9.7-7.1=
31.7-27.5=
5.3+5.6=
0.9+2.6=
9.94+5.31=
7.8+0.4=
7.2+1.3=
2.8+6.4=
8.7+3.4=
37.37+16.37=
71.12+1.47
808.2+838=
65.83+81.27=
97.2+638.1=
72.76-47.18=
224.4-19.7=
33.61-3.83=
904.9-792.2=
6.4+8.8+2.6
9.16+7.35+1.84
27-2.3-1.7
794-71.6-58.4
6.44+3.22-0.2
0.67+9.41+0.23+9.59
78.3+(6.5-0.87)
3.2+7.5+6.8
63-6.3-1.7
0.05+0.55=
0.9-0.9=
4.2-3=
59.9-58.2=
73.5-25.5=
2.8-1.9=
4.2+0.36=
0.91-0.03=
9.1+0.49=
6.6+5.2=
7.05+9.71=
3.24+8.76=
0.7-0.5=
0.27+1.1=
6-3.1=
1-0.3=
0.25+0.25=
2.4+0.2=
0.6-0.6=
0.4+1.9=
0.04+4.9=
3.3+0.46=
79-26.5=
1.4+7.65=
4.9+9.3=
59.89+43.34=
675.6+15.3
58.02+71.5=
104+62.97=
38+243.2=
96.53-55.07=
66.58-5.58=
752.2-41.8=
915.3+161.4=
0.53+0.1+0.97
4.57+8.97+8.43
21-0.51-0.99
751-66.6-83.4
5.85+6.4+0.22
2.5+4.37+4.5+4.63
28.1-(9.8-0.39)
7.2+0.1+2.8
68-6.8-8.2
8.9-5=
9.3+0.87=
5.8+5.1=
53.1-16.4=
9.1-2.5=
7.7+9.1=
9.36+6.95=
9.4+3.8=
1.7-0.9=
58.1-25.6=
0.07+2.7=
0.87+0.39=
0.68+5.5=
0.34+0.06=
0.7-0.16=
5.6-2.8=
0.89+8.18=
0.66+0.75=
86-45=
4.2-3.4=
0.31+3.6=
0.64-0.48=
4.7-2=
0.8-0.3=
6.8-5.3=
732.4-240.4=
9.531+0.517
451.4+363.7=
14.03+97.5=
72.6+82.28=
80.91-46.36=
59.14-4.64=
472.7-58.5=
6.764+6.561=
0.42+0.93+0.68
4.59+2.57+1.41
98-5.8-1.2
734-4.32-1.68
33.5+68.7+5
3.1+27.8+9.9+82.2
43.7-(2-0.33)
5.3+2+7.7
68-0.91-0.29
0.13+0.44=
0.88+0.05=
0.54+1.5=
0.6-0.52=
3.4-2.7=
8.6-0.57=
7-4.8=
0.7+0.8=
29.8-7.8=
36-20.2=
4.9+0.76=
2.6+6.7=
8.36+2.01=
0.96+0.52=
0.16+7.5=
8.2+4.27=
0.7-0.3=
6.9+2.42=
0.84+4.4=
61.6-2.3=
5.5-0.28=
8.1+4.9=
0.83+0.18=
53.5-7.2=
8.5+0.3=
81.83+43.33=
23.47+2.82
680.1+746.8=
411.6+230=
3.68+48.29=
619.6-532.3=
30.32-5.18=
241.5-25.8=
655-629.3=
0.57+0.7+0.13
88.6+77+31.4
37-6.6-7.4
304-8.61-2.39
5.14+2.58+0.35
6.6+1.26+7.4+4.74
49.9-(7.5-0.69)
0.25+0.02+0.35
64-0.63-0.77
63.1-3.9=
5.03+6.48=
5.7-0.54=
0.08+6.3=
6.47+9.44=
4.6-3.9=
26-15.4=
8.7-0.66=
6.84+7.79=
4.1-1=
9.41+2.02=
0.88+0.41=
7.4-3.1=
1.5-0.4=
0.14+1.9=
2.9-0.54=
1.49+7.6=
4-0.15=
55.2-44.6=
3.4+1.6=
0.6+8.9=
0.62+0.59=
0.66+0.02=
81.7-35.9=
7.8-0.7=
39.96+24.15=
93.89+2.45
680+504.2=
398.1+59.15=
78+58.7=
77.21-36.73=
96.04-5.75=
36.58-3.92=
76.36+31.7=
5.7+6.7+2.3
1.52+9.21+5.48
70-8.8-3.2
908-9.23-7.77
76.7+12.7+9
0.36+96.1+0.84+83.9
25.3+(9.3-0.54)
0.23+0.29+0.97
37-0.15-0.55
90.9-15.5=
0.73+8.1=
8.5-0.6=
91.5-65=
0.04+1.1=
0.8+2.3=
2.4-0.67=
22.6-10.6=
1.6-0.04=
6.3+1.5=
3.8+0.4=
5.1+0.83=
5.7+2.9=
0.09+0.2=
7.6-1.6=
3.5+0.6=
0.2+8.2=
83.6-53.5=
7.9+5.3=
3.6+0.8=
0.62+3.1=
21-5.3=
5.36+2.81=
8.1+0.2=
0.22+0.01=
4.436+3.959=
859.3+20.6
14.6+66.59=
77