四年级下册小数加减法练习题

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6.84-5.73= 5.2-0.08= 3 .25+0.75= 0.97+6.13=

4.9-0.85= 2.13+6.89= 1.72+3.6= 17.2—0.36=

11.6-9.23= 0.78+2.2= 5.2-0.08= 3.25+0.75=

4.22+8.46= 5.63+1.25= 5.63+1.25= 9.36-1.59=

4.65-1.15= 7.65-4.19= 8.88-2.69= 0.72+0.91=

8.24+3.76= 4.12-3.8= 14.3+0.78= 1.3+8.56=

4-0.04= 1.2-0.03= 3.5+3.05= 0.8-0.45=

5.2-0.08= 3.25+0.75= 0.8-0.55= 0.83+0.68=

5.63-5.21= 9.25+2.25= 5.40-4.86= 5.03-2.90=

1.59+3.95= 6.54+0.58= 54.49-22.5=

23.5+21.35=

9.36+43.56= 16.65+18.87= 0.99+24.85=

9.45-6.61=

85.69-48.58= 45.46-26.57= 64.19-29.57=

33.84+16.5=

3.8+61.18= 35.65-19.9= 6.49-4.81=

35.4-24.58=

2.65+9.25= 1.65+4.05= 6.65-1.24=

6.56-2.87=

9.08-0.28= 6.25-5.73= 31.51+8.4=

8.43+8.81=

26.34-15.24= 17.38+15.25= 16.68-9.54=

54.6-42.1=

13.24+8.64= 6.25-5.94= 6.3-1.18=

16.3+5.16=

41+18.24= 45.52-22.18= 69.52-31.48= 6-5.33=

0.24+0.63= 0.51+0.19= 0.24–0.07= 4.5+2.5=

3+0.45= 3.5–3= 1.6–0.9= 0.97–0.27=

100+0.97= 4.8+3.2= 0.43–0.42= 4–0.5=

1–0.45= 2–0.5= 8–5.3= 3.5 +4.2=

6+0.5= 2.7-0.4= 1-0.3= 0.8 +0.7=

4.5-3= 7.8-1.1= 3.4-1.5= 3 +0.5= 四年级数学下册小数加减法练习题 0.7 +0.3=

0.6+ 1.5= 0.68+0.06= 5.2+0.48= 1-0.73=

3.6+4.8= 0.78-0.28= 20.9-9.7= 10-0.09= 3.8+0.12=

0.01+0.1= 4.9+5.1=

4.7-0.47= 8.7-7.8= 6.84-5.73=

5.2-0.08= 3.25+0.75= 0.97+6.13= 4.9-0.85= 4.8+4.2=

2.13+6.89= 1.72+3.6= 17.2—0.36= 11.6-9.23= 0.78+2.2=

5.2-0.08= 3.25+0.75 = 0.75+0.4= 20+0.78= 5.7-3=

4.9-1.7= 1.34+0.8= 2-0.75= 5 8.7+0.03= 3 0.2-0.09=

8.5+2.5= 3.4-1.4= 7.82-7.2= 2 2+9.1= 0.48+0.52=

1 8.1-5.1= 0.78-0.24= 0.8+0.18= 0.89-0.25= 1-0.98=

递等式计算

(1)27.3+73.2+72.7 (2) 585+189+215 (3) 5.85-1.75-0.25 (4)768-274-126

(5) 5.85+1.89+2.15 (6)24.8+14.6+15.4 (7) 42.5-22.17-7.83 (8) 3.8+1.37+6.2+12.63

五、解决问题。

1、某天早上气温是6.5℃,中午气温比早上升高了3.1℃,晚上比中午降低了4.5℃,请问这天晚上的气温是多少?

2、妈妈买水果花了5.8元,买蔬菜花了2.6元,买鱼花的钱比水果和蔬菜的总和还多5.2元,买鱼花了多少钱?

3、前楼中心小学的同学利用周日采集树种,第一周采集2.8千克,第二周采集比第一周的少0.13千克,两周一共采集了多少千克?

4、小明爸爸买了一瓶色拉油,连瓶共重3.4千克,用去一半油后连瓶重1.9千克,你知道这瓶油原来有多少千克?瓶有多重?

5、小芳去书店买书,付了30元,找回了26.4元,小芳发现售货员多找给了她21.8元,问售货员实际应该找给小芳多少钱?这本书的价钱是多少?