1、计算练习一一、口算题1-0.01= 0.20.3= 0.320.4= 0.5-0.05= 3.50.2=2.5+6.5= 10.01= 100.5= 2.45= 0.720.9=二、简便计算13.6+(4.28+6.4)+5.72 147.328.471.6 139.46(58.74+19.46)1.2570.8 8.64.5+18.44.5三、坚式计算2741= 4346= 2523= 6657= 4733=计算练习二一、口算题1-0.01= 0.20.01= 4.8 + 2 = 0.2540= 9.632= 10.37= 4.3+0.57= 1.2516= 25= 0.810.9=二、简便
2、计算12.40.25 (24+9.62.4)0.5 3.834.563.835.445.63.5 (7.20.4)25三、坚式计算8710= 8413= 1546=9537= 4586=计算练习三一、口算题4.3+0.57= 1.2516= 25= 0.810.9= 5.51.45=0.71.3= 9.40.01= 10.12.3= 0.720.9= 20.125=二、简便计算3.6510.1 2.50.321.25 6.13686+863.86453.40.250.4 1015.3三、坚式计算9654= 8481= 18.29.02=9827= 4390=计算练习四 一、口算题2754= 2
3、.512= 4.526.48= 0.2+0.7= 5.9-5=1.40.3= 0.750.5= 0.81.6= 2+0.03= 1-0.25=二、简便计算7.34.6+5.47.3 7.40.99 8.50.241.763.750.56.252 6.32.10.63三、坚式计算15+6.92= 32.35.2= 3284112.63= 64582计算练习五一、口算题1.8+0.02= 8.01+0.19= 3.5+6.5= 612= 8.40.4=50.7= 10.25= 12.58= 0.160.4= 0.0420=二、简便计算5.635 0.35201 1.3+0.69+0.73.652.
4、54 12.399+12.3三、坚式计算28232 57672 4125319040= 45840=计算练习六一、 口算题162.5= 55.81000= 6.0310= 3.4-1.4= 2.199.1= 10.10.89= 0.680.42= 8.15.1= 0.7280.24= 0.80.18=二、简便计算6.30.52 2704.5 203.77.30.38+9.63.25.4 7.6-(3.05+2.6)三、坚式计算40860= 11232= 430180=304320= 85060=计算练习七一、口算题0.89-0.25= 0.5400= 19.9+11.1= 1871000= 1
5、+3.89=0.08110= 7510= 10035.22 2.50.4 2.45二、简便计算6.3+4.82+3.70.82 30710.1 0.451813243.756.3 0. 3212.52.5三、坚式计算56650 26986 68489556796= 99997计算练习八 一、 口算题0.224 0.90.52 3.991 03.52 2.550.87= 1.57= 1.028 10.32 8.47二、简便计算7.6217.6 721.258 7.32.77.32.75.61.25 (7.715.4)7三、坚式计算11112 56778 1759060559= 60842=计算练
6、习九一、口算题50.6 0.90.3 3.50.2 2.010 100.050.137 0.21100 0.74 0.054 40.3二、简便计算4.78.35.38.3 7.1241.124 4502.529.934 1.51.28.81.5三、坚式计算800056 = 190023= 920044=960088= 880048=计算练习十一、口算题0.450 300.1 2.63 4.12 2.343.252 0.350.2 7.50.1 10.08 3.50.01二、简便计算12.58.8 (1251.25)0.8 3.50.43.50.639(1.35) 2.240.64三、坚式计算960082= 750055= 76091=865236 3999+498