小学计算练习题集.doc

4/9×3= 5÷1/3 = 1/2÷1/3 = 21/25÷42=
4/5×3/4 = 8.7×0.2= 4×0.25= 1/7×14=
2/3÷5/6= 1.25×8= 3/5÷5/8= 6/7×3/2=
6×8.8= 4/11÷4= 4/9×3/8= 5/3÷5=
0÷8/3= 4/7－2/3= 2/7×2＝ 41/12×4=
4÷3/16= 12÷9/4= 75/8 ÷5= 12×16/9＝
2/3×3＝ 8÷9/4 ＝ 5/3÷3/5 ＝ 4/5×5/8＝
7/9×9/7＝ 2.64＋3.6= 2.4×50= 3500÷70=
2050－298= 2＋7÷9= 0.3÷3%= 286+198＝
314-202＝ 526+301＝ 223-99＝ 1/2×3/5＝
1. 89÷100= 0.82+0.08= 73×1= 0.63×10=
4÷10= 17÷1000= 0.56+0.4= 1.25×100=
5.6+99= 43×63/21＝ 100÷25= 1-0.93=
90-0.9= 18.3×1/3＝ 794－198= 68×25=
43.3-63/21＝ 72×125= 3001-1998＝ 23/5×5/6 ＝
20/3×12＝ 1/2-1/6＝ 30.25×4/5＝ 5/6-1/2＝
1/2×1/5＝ 4.25×4/25×4= 57.26－(5.26－1.5)
106.25+3.85－2.125+3.875 11.9－2456×21
5/11－4×2.75 13.375+5.75+2.25+6.625 （15.1－9036）÷18
163.8×5.25+14.5 172.1×4.3+5.7×2.1 19.102×45-328
2.8×3.1+16/8 23÷(50-12.5) ÷2.5 24×2/5×1/3
25.6÷110×47+639 3.5×2.7-52.2/18 28－1/7×1/5
3.375×0.97+0.97×6.625 6.54+2.4+3.46+0.6
95.6×1.8+95.6×8.2 35.6－420/12×4 344/3.6-5.4×0.25
16/2+30/2+90/6 5000-105×34 0.15/0.25+0.75×1.2
41×(1/2+1/3+1/4)×0.24 42×(25+4)×4 3×63/21－84
0.81/0.25+5.96×5 403÷13×27 46.1.5×4.2－0.75÷0.25
3.27×4 +3.27×5.7 （1.2+ 1.8）×4.51025－768÷32
0.25×80－0.45÷0.9 50.1025－768÷32 81.2－11÷7－×3=
6696÷62－6.5×10.6 = 2/7×3/9 ÷2/7 = 6756－193－207=
97×360＋3×360= 4/9×3= 5÷1/3 = 1/2÷1/3 =
2/7×3/9 ÷2/7 = 21/25÷42= 4/5×3/4 = 8.7×0.2= 4×0.25= 1/7×14= 2/3÷5/6= 1.25×8= 3/5÷5/8= 6/7×3/2= 6×8.8= 4/11÷4= 4/9×3/8= 5/3÷5= 0÷8/3= 4/7 －2/3= 2/7×2 ＝ 41/12×4= 4÷3/16= 12÷9/4 = 75/8 ÷5= 12×16/9 ＝ 2/3×3＝ 8÷9/4 ＝ 5/3÷3/5 ＝ 4/5×5/8 ＝ 7/9×9/7 ＝ 2.64＋3.6= 2.4×50= 3500÷70= 2050－298= 2＋7÷9= 0.3÷3%= 81.2－11÷7－×3= 6696÷62－6.5×10.6 =

+= = 8.7-4.8= 1.25×2.4= 9.3 : 0.03= 38÷4= = 1÷= 156＋498 = 39.39÷13 = 300×5% = 8－0.79 =
÷= ÷3= ××= ×9×= ÷2= 5÷－÷5= 6×= （1.6＋3.2）×0.125=
7.28-（1.25+0.28） 9990×200.8+1×2008 0.8×4×12.5×2.5

求未知数。
16-6.4=35 3＋2=30 ∶=∶ －5+3=25

10－5×（－3）=25 Ｘ－12%Ｘ=2.816