1、北师大版五年级数学下册第一单元分数加减法专项练习题一、算一算。1271112472868131511711836276411935115310403612二、把下面的小数化成分数。0.792.692.20.153.95三、把下面的小数化成分数。11137622168四、脱式计算。2115113336361513711()263364911110158941111五、解方程。1611xx67831712xx3615459x5x203y2y2一、算一算。8171113291879171116317283742881915159410728二、把下面的小数化成分数。0.068.687.50.120.
2、43三、把下面的小数化成分数。391534448163四、脱式计算。1112112243432314811()343497711111228881313五、解方程。3311xx44271248xx33397x3x404y2y0.06一、算一算。1111113412452114162122458532899511545820362二、把下面的小数化成分数。0.894.182.90.058.55三、把下面的小数化成分数。731718104102四、脱式计算。1111713632821414311()453426711412236333五、解方程。2411xx33426612xx773155x2x0
3、.069y4y0.26一、算一算。2511423645711117343636841431111545822424二、把下面的小数化成分数。0.039.782.40.682.35三、把下面的小数化成分数。63378710249四、脱式计算。11171155108481611711()974182911512526633五、解方程。4514xx56456684xx7745156x3x18003y4y35一、算一算。6111257282613111141363646328819511515202048二、把下面的小数化成分数。0.167.268.80.216.18三、把下面的小数化成分数。1133
4、4984105四、脱式计算。151176166128781311711()742182911421549533五、解方程。1611xx25552412xx334594x2x0.44y8y0.24一、算一算。7111358168913114162724595324195199204272二、把下面的小数化成分数。0.336.789.50.259.55三、把下面的小数化成分数。1913628427四、脱式计算。1114512645652212211()33221733188344971111五、解方程。1727xx26381521xx2415454x2x1.24y5y270一、算一算。111111
5、28781751164172123732881955459401084二、把下面的小数化成分数。0.351.953.70.553.11三、把下面的小数化成分数。63911728105四、脱式计算。1112512343631417311()553729811834579777五、解方程。1272xx23831514xx464599x4x106y4y400一、算一算。5111816124917551831128494412331145454402418二、把下面的小数化成分数。0.799.360.70.25.66三、把下面的小数化成分数。1953482223四、脱式计算。1116415510757
6、1311311()842142711821459733五、解方程。6631xx77471921xx48994x2x8004y5y180一、算一算。1111110541223115116418723732183351159108244二、把下面的小数化成分数。0.336.072.80.288.85三、把下面的小数化成分数。13521668227四、脱式计算。317211428343541511()65263231141124255五、解方程。2436xx33471911xx8815459x5x0.245y5y500一、算一算。11111562447355117161256844193553940
7、83636二、把下面的小数化成分数。0.82.329.90.28.44三、把下面的小数化成分数。235713202806四、脱式计算。5115616366762812911()397305661134358577五、解方程。2411xx35621324xx243454x3x403y5y0.32一、算一算。11311357143451531613644954881915454544812二、把下面的小数化成分数。0.958.539.40.128.87三、把下面的小数化成分数。131121154010165四、脱式计算。11121153103531413411()85235751113143282
8、1717五、解方程。5515xx66661648xx57394x3x16y3y450一、算一算。1231110362449115111851836277621115133447236二、把下面的小数化成分数。0.136.243.60.119.62三、把下面的小数化成分数。119213410842四、脱式计算。4545515656661512311()462248311121117761313五、解方程。4911xx58571522xx361537x5x0.44y6y3一、算一算。181111396821111972451088121115159442472二、把下面的小数化成分数。0.437.820.80.055.02三、把下面的小数化成分数。313134104162四、脱式计算。5111116662221431911()754205441752433877五、解方程。
