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1、_3375%二一3342(+3.6)44IJ-3-T-X6382X-1_327+25%r=65551052023小升初六年级五星级计算题专题冲刺(期末、毕业专用)姓名:得分:一、简便计算。(每道4分,共24分)784.3-+3.7-87(IT)(25%)1.5.416-十ZX4142125四、把下列比化简成最简整数比,并求出比值。(每道2分,共12分)-:-0.75:-40kg:0.8t96832c1-:-0.375:-16.55:2.5758420-+5i132X仁-)8(-)-)432171542123X-63-(1+-)IO93415821133_34解:)_3_23431_98X312
2、121_1-X312X1=312_1X43一75批二一2解:25%13X423a=-X42*二6a(+3.6)-=244解:(x+3.6)=24X-IJ-3638解:r3o6v+3.6=1815-X=324a=18-3.6X=324E4.45X=82023小升初六年级毕业计算题专题答案权威发布一、简便计算:2.743%+2.70.57=2.7(0.43+0.57)=2.71=2.756-12.5-8655 6C=(-)(12.58)6 5=IX(12.58)=1007148(-)1267=48-4812=28-8=201613711378一25一14131370.4(一+-)468112434
3、.3-+3.7-8777=(一)X14131=-X102=5(250.4)=24+24-46=6+4-9=1-248=4.3-+3.7-887=(4.3+37)87=X88=73(|-2f)4(43217154212_3Xd-27、=(i-)4321415412_3X(-i)=(i)4361545_3Xi=X242155_388253-X-2-6-(1+i)1()934158_310X-9-X-36=-(-)4v158_11_3369410_1_5182IIII1+1(1-i)X(1-25%)41421255-X4=-75%414425515-164、/75-=X48255100164、/3+
4、一=-4554293-205213X-55102.t+525%=652311-X=十5105解:25C1a=651002312-X=十5101025-X=510=-1025X二一42-X+58x+20三、混合运算:4-5 5-4 4-7- X + 4 - 7 0 0 5 5 2 2 2 2- - -畀二6513工二65202065X13X=1002 - 35 - 35 - 67 - 82 - 3X3 - 5 1 - 35 - 6 -7v=z813.一241-:Z0.375:1516.55:2.5758_102=0.375X8:X8=16.55X100:2.5X1007,58=352:735=3:15=1655:25075=50:14=33:153=16555:2505=502:142=1:5=331:50二25:7/或0.2=%或6.6250卷或3;四、把下列比化简成最简整数比,并求出比值。410.75:-40kg:0.8t96841=18:i18963=0.75X8:-88=40kg:0.8X1OOOkg=8:3=6:3=40kg:800kgW或2:=63:33=40:800=2:1=4040:80040=2=1:20J或0.0520