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1、五年級計(jì)算能力訓(xùn)練80Part1:口算8.76×0.5=5÷2.5=4.75-0.98=0.54+3.27=7.47+2.86=37.35+6.97=3.6×5.9=8.4÷12=10.3-8.7=3.4+5.9=Part2:脫式計(jì)算0.32×99+25×0.078.76×4.5-15.7×0.14（13.6-4.17）÷2.515.32×4+4.68÷0.25Part3:解方程4×4.5-3χ＝6.365.1χ-3.5χ＝0.8χ÷12.5＝88χ＝4五年級計(jì)算能力訓(xùn)練80Part1:口算0.37×4＝7.49+12.

2、8＝16.2÷40＝15.32-13.6＝1.2÷0.8＝0.68+3.75＝21.5+6.8＝0.6×69.3＝310÷50＝22.7-6.58＝Part2:脫式計(jì)算（58.4+15.6）×2.3168-3.76×20+7.380.8×[（5-0.68）÷1.2]2.5×3.2×12.5Part3:解方程χ÷1.36＝5.40.75χ＝30.5χ-0.2χ＝156÷30＝χ÷0.5五年級計(jì)算能力訓(xùn)練80Part1:口算169÷13＝10.3-1.42＝90×2.14＝3.57+4.64＝156÷40＝8×6.34＝1.

3、57+7.46＝10.8-5.13＝135÷30＝4.96+2.25＝Part2:脫式計(jì)算3.9+（10-0.6）÷89.56×4.25+0.25×4.40.27×1.9-0.8348×2.7-1.8×15Part3:解方程1.25-3χ＝0.51.4÷4χ3.5÷χ（χ-0.4χ）÷1.4＝3.34χ-0.4＝8.4五年級計(jì)算能力訓(xùn)練8051324185613141313221Part1:口算+＝-＝+＝+＝-＝4373851276112585527265+=+=+=-=+=103151154923198Part2:脫

4、式計(jì)算-（+）++125207201751925492+++-（+）831254373Part3:解方程χ+=χ-=1255465χ-=1χ-=五年級計(jì)算能力訓(xùn)練802011015142411015237315121Part1:口算-=1--=+-2=+=+-=6179521513514121515332-=-=-=+=+=412131312154Part2:脫式計(jì)算++=+-1513125657585+-2--1035252Part3:解方程χ+χ=28χ=4521615421χ-=+χ=五年級計(jì)算能力訓(xùn)練804112

5、581121837354328365Part1:口算-=+=+=-=-=1526574529561879412121-=+=+=-=-=5485125318373Part2:脫式計(jì)算+(-)-+121121127984192-(-)-(+)76316165Part3:解方程2χ-=χ+=24716724541127-χ=χ-(-)=五年級計(jì)算能力訓(xùn)練8015261536110365536543Part1:口算×=÷=÷=×30=+=733110.8÷0.9=1.5×0.25=0.5×3.2=××14=9-2÷8=1958

6、7481548391125Part2:脫式計(jì)算（++）×72（-÷）×216856852194343654332÷[(+)×]÷(-)×(-)15146152Part3:解方程χ-χ=2.5χ+3.6=9.65221411-3χ=1÷4=3.5÷χ五年級計(jì)算能力訓(xùn)練805441Part1:口算2.8÷0.25=2.75+1=3+10.2=0.125×8=6.3÷0.07=32514154376544431-0.1=-=÷=-=7.5×=515476416165Part2:脫式計(jì)算9×4.25+4××+÷513768312

7、71276568348×(++)(+)×6+211094Part3:解方程2χ+2.7=24.7χ-χ=28132513819÷χ=÷χ+χ=42五年級計(jì)算能力訓(xùn)練80Part1:口算305-199=6.7+4.3=0.3+0.32=8÷0.02=2.05×4=8343615261916532+=12÷=+=÷=+0.4=25971112Part2:脫式計(jì)算11×(+)×7×101-9÷257676560÷16÷56÷-÷61036594Part3:解方程+χ=χ-=0.252194524χ-=8.4÷χ=7÷五年級計(jì)算

8、能力訓(xùn)練8052324187Part1:口算3.2-2.7=0.125+=0.75-=-0.5=×0.5=43839265185922148365×1.2=×=÷=+=-=5226513538272471514Part2:脫式計(jì)算（+）÷10÷[-(÷+)]7611411443659883×[÷(+)]÷7+×51P