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标题: D19小学四年级数学上下册小数连加连减计算练习题库电子版有答案共32页1280题 [打印本页]

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作者: 大树教育张老师    时间: 2018-12-19 10:08
标题: D19小学四年级数学上下册小数连加连减计算练习题库电子版有答案共32页1280题

小数连加连减
1.	20.5	+	29.05	-	8	=		1.	96.01	+	45.7	-	119	=
2.	65.2	-	55.21	+	7.4	=		2.	97.34	-	49	+	5.49	=
3.	25.2	+	60.43	+	46	=		3.	6.3	+	51.94	+	30.1	=
4.	3.55	-	2.5	-	0.09	=		4.	79.7	-	51	-	0.44	=
5.	77.44	+	32.64	-	29.7	=		5.	45.9	+	3.3	-	12.3	=
6.	87.11	-	7.9	+	29.3	=		6.	91.6	-	82.75	+	99.03	=
7.	18.89	+	93.93	+	34	=		7.	73.97	+	86.34	+	26.2	=
8.	37.9	-	20.89	-	12	=		8.	99.3	-	99.1	-	0.08	=
9.	64.05	+	93.3	-	75	=		9.	73.31	+	84.1	-	49	=
10.	18.9	-	5.4	+	60.6	=		10.	71.4	-	48	+	60.5	=
11.	11.6	+	31	+	38.7	=		11.	51.88	+	78.1	+	124	=
12.	52.3	-	25.3	-	0.97	=		12.	11.2	-	4	-	5.92	=
13.	13.3	+	48.2	-	31	=		13.	41	+	18.45	-	37.4	=
14.	79.58	-	15.3	+	21.6	=		14.	10.8	-	7	+	6.34	=
15.	77.6	+	74.3	+	90	=		15.	63.12	+	12.5	+	21.1	=
16.	6.13	-	5	-	1.08	=		16.	0.3	-	0.3	-	0	=
17.	88	+	19.3	-	47	=		17.	67.1	+	83.5	-	149	=
18.	10.06	-	7	+	85.37	=		18.	56.04	-	31	+	73.19	=
19.	85.4	+	81.73	+	88	=		19.	38.86	+	24.29	+	28.9	=
20.	82.05	-	10.5	-	63.1	=		20.	29.99	-	13.8	-	14.8	=
16.	5.8	-	1	-	3.26	=		16.	52.05	-	30.8	-	17.7	=
17.	51.8	+	21.8	-	54.4	=		17.	9.13	+	87.59	-	60.2	=
18.	77.9	-	17.19	+	56.3	=		18.	85.4	-	4	+	40.9	=
19.	94.17	+	46.91	+	56.3	=		19.	82.6	+	13.29	+	48	=
20.	57.99	-	40.63	-	5.63	=		20.	79.73	-	56.63	-	12.2	=

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