五年级下册数学暑假作业-计算题300道，应用题100道第一部分：计算题6.3+7=2.19＋9.1=5×0.75÷1.5×0.75=0.7+3=1.2×0.8=0.9×7+10.7=6.3÷0.021=1.5÷0.03=6.8-2.4÷3=5×0.7=0.43×5=3.6÷0.9-4=13.2×50=3.2×0.5=1×0.01÷0.1=1.25÷0.5=1.29÷3=7.2-1.2+6.7=＋＝＋＝－＝＋＝＋＝－＝－＝－＝2、简便方法计算,写出主要计算过程。（12分）(1)6.12＋＋2.88＋（2）－（－）(3)－（＋）(4)＋－＋(5)2＋＋－(6)1115－83－853、解方程。（12分）(1)2x－8.125＝18.125(2)3x＋＝(3)x＋＝1(4)2x－＝(5)x－(＋)＝(6)x－（－）＝4、列式计算。（4分）（1）与的差比与的和少多少？3（2）一个数加上，再减去，结果是，求这个数是多少？（用方程解）5、计算。（16分）(1)＋＋(2)－＋(3)－(－)(4)＋（－）(5)－(－)(6)－（－）(7)（4＋）－(＋)(8)－（－＋）47、（3.2＋6.5X＝16.23（7X－0.4）＝X＋0.135－X＝4（X＋5）40.7X＋6.8＝15.2（2）12－2X＝1.5X＋50.4X＋5.2＝7.853、（1）39.45＋19.35＋0.55－9.35（2）390－360÷15×6＋60（3）0.48×25×0.3（4）93.2×15－12.2×15－15（5）（8.8－7.7÷2.5）×（1－0.45）（6）8÷[（22÷5.5+4.5）÷0.17](7)4.02－3.5＋0.98（8）3.14×625＋3.14×174＋3.1461、100-0.1=9.6÷4.8=3－1.5×2=10÷0.5=2.4×0.5=53.25+0.75=4.6－0.26＝2.05×0.06＝0.6×101＝2×0.5-0.5=0.125×8－0.1=0.48÷6=6.4－4=0.81×4÷0.81×4＝0.91÷13=64＋0.36＝1.8－0.6＋0.2＝4.26÷3=6-4.03=5+0.4-5+0.4=15-2.84.7+2.191.5×3.062.73÷2.67.2÷0.1812.08－3.34－6.662.32÷1.25÷0.82.65×19+2.619.8+86.43+20.2（28.85－17.5）÷1.2＋8.5691、1.3/7×49/9-4/32.8/9×15/36+1/273.12×5/6–2/9×34.8×5/4+1/45.6÷3/8–3/8÷66.4/7×5/9+3/7×5/97.5/2-（3/2+4/5）8.7/8+（1/8+1/9）9.9×5/6+5/610.3/4×8/9-1/30.12χ＋1.8×0.9=7.2(9－5χ)×0.3=1.026.4χ-χ=28+4.411.7×5/49+3/1412.6×（1/2+2/37）13.8×4/5+8×11/514.31×5/6–5/615.9/7-（2/7–10/21）16.5/9×18–14×2/717.4/5×25/16+2/3×3/418.14×8/7–5/6×12/1519.17/32–3/4×9/2420.3×2/9+1/321.5/7×3/25+3/722.3/14××2/3+1/623.1/5×2/3+5/624.9/22+1/11÷1/225.5/3×11/5+4/326.45×2/3+1/3×15827.7/19+12/19×5/628.1/4+3/4÷2/329.8/7×21/16+1/230.101×1/5–1/5×2131.50＋160÷40（58+370）÷（64-45）32.120-144÷18+3533.347+45×2-4160÷5234（58+37）÷（64-9×5）35.95÷（64-45）36.178-145÷5×6+42420+580-64×21÷2837.812-700÷（9+31×11）（136+64）×（65-345÷23）38.85+14×（14+208÷26）39.（284+16）×（512-8208÷18）940.120-36×4÷18+3541.（58+37）÷（64-9×5）42.(6.8-6.8×0.55)÷8.543.0.12×4.8÷0.12×4.844.（3.2×1.5+2.5）÷1.6（2）3.2×（1.5+2.5）÷1.645.6-1.6÷4=5.38+7.85-5.37=46.7.2÷0.8-1.2×5=6-1.19×3-0.43=47.6.5×（4.8-1.2×4）=0.68×1.9+0.32×1.948.10.15-10.75×0.4-5.749.5.8×（3.87-0.13）+4.2×3.7450.32.52-（6+9.728÷3.2）×2.510141、178-145÷5×6+42812-700÷（9+31×11）85+14×（14+208÷26）（58+37）÷（64-9×5）(6.8-6.8×0.55)÷8.50.12×4.8÷0.12×4.8(3.2×1.5+2.5）÷1.66-1.6÷4=5.38+7.85-5.37=49.7.2÷0.8-1.2×5=6-1.19×3-0.43=50.6.5×（4.8-1.2×4）=51.5.8×（3.87-0.13）+4.2×3.7452.32.52-11（6+9.728÷3.2）×2.553.[（7.1-5.6）×0.9-1.15]÷2.554.5.4÷[2.6×（3.7-2.9）+0.62]55.12×6÷（12-7.2）-656.12×6÷7.2-657.0.68×1.9+0.32×1.958.58+370）÷（64-45）59.420+580-64×21÷2860.136+6×（65-345÷23）15-10.75×0.4-5.762.18.1＋（3－0.299÷0.23）×163.(6.8-6.8×0.55)÷8.564.0.12×4.8÷0.12×4.865.（3.2×1.5+2.5）÷1.61266.3.2×6+（1.5+2.5）÷1.667.0.68×1.9+0.32×1.968.10.15-10.75×0.4-5.769.5.8×（3.87-0.13）+4.2×3.7470.32.52-（6+9.728÷3.2）×2.571.[（7.1-5.6）×0.9-1.15]÷2.572.5.4÷[2.6×（3.7-2.9）+0.62]73.12×6÷（12-7.2）-674.12×6÷7....
