466-180 220的被子333 220用递等式计算怎么列式

简便计算递等式5道题.按递等式的格式来写哦.没简便的就按顺序算,有的一定要简便!分数用文字表示.一.0)
三.70+30×14
四.7.7×7+2×7.7+7.7
五.[2分之1+4分之3-6分之5-12分之1]×24
5分之2x+4分之3x=6分之1
x-7分之2x=14分之1.
小哥哥00520
0)=-220==780=5525-(691+409)==442570+30×14=70+420=4907.7×7+2×7.7+7.7=7.7×(7+2+1)=7.7×10=77[2分之1+4分之3-6分之5-12分之1]×24=2分之1×24+4分之3×24+12分之1×24=12+18+2=325分之2x+4分之3x=6分之1 1.15x=6分之1x=69分之15x-7分之2x=14分之17分之5x=14分之1x=14分之1×5分之7x=10分之1
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发表时间: 21:11:47&&作者:&&
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水一方 福彩3D 2013333期推荐条件
独胆4双胆2,4三胆1,2,4杀一码9杀二码3,9两码六组12,14,24,78,68,05组选判断组六五码(五胆)1,2,4,5,7六码组选1,2,4,5,7,8七码组选0,1,2,4,5,7,8包星两组**2,*4*定位杀1*1*19*9*0定位杀2*2*209*69*06定位杀3*3*3039*369*069定位6*6*6457*124578定位5*5*5*12458定位4*4*445定位3*3*3478*247*124组选大底002,004,015,016,017,018,023,024,026,034,045,046,112,113,116,117,118,125,126,128,135,137,138,145,146,147,148,156,157,158,168,178,220,221,224,225,226,227,238,245,247,248,257,346,440,443,445,448,456,457,458,467,478,662,771,774,881,882,884&&&&组选缩水467&&&&杀组选号009,035,056,067,089,169,249,259,269,279,330,335,349,359,367,368,379,459,469,479,569,578,579,589,773,776,779,880,883,885,886,992,994,998&&&&直选大底007,044,047,058,079,080,081,109,113,123,124,133,141,144,149,153,155,157,175,176,182,199,205,210,213,215,220,221,229,230,231,237,248,256,259,270,271,290,291,300,314,327,336,339,341,343,346,368,381,390,402,404,420,436,437,453,460,473,479,497,498,502,541,546,547,552,553,558,559,581,590,591,599,602,612,616,661,700,720,724,727,733,735,747,766,773,784,786,813,814,817,820,833,834,840,861,863,869,875,879,885,893,895,907,914,915,917,929,941,942,945,948,950,959,965,974,977,981,984&&&&直选缩水044,047,058,079,080,113,141,144,149,153,155,157,182,199,210,213,215,220,221,229,230,237,248,256,270,271,290,314,341,343,346,368,381,390,404,420,437,453,460,473,479,497,498,502,541,546,547,552,553,558,559,581,590,599,602,616,661,700,720,733,735,747,766,784,813,814,817,820,833,834,840,863,869,875,879,885,893,895,914,915,917,929,941,942,948,959,965,974,977&&&&杀直选号005,037,067,070,071,086,091,098,100,125,126,139,151,181,193,197,203,208,227,238,242,247,263,264,279,285,293,295,297,298,299,306,311,355,359,363,365,367,373,383,395,409,419,421,426,430,431,446,463,466,486,503,510,512,518,519,524,530,535,561,566,582,613,629,630,631,648,650,654,669,672,673,677,694,696,697,725,736,745,749,762,774,790,797,798,802,809,812,821,865,872,884,894,904,905,916,919,923,926,927,932,934,968,975,983,989,991,996,997&&&&定四和值7,19,21,24定三和尾1,4,9杀两和尾2,5定三跨度1,2,3定五跨度1,2,3,4,7
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再有篇即可免费查看篇只列式不计算.①220与180的差除它们的和,商是多少?列式:______②在全长2千米的街道两旁装路灯(两端都装),每隔50米装一座,共装多少座灯?列式:______.
①(220+180)÷(220-180)=400÷40=10;答:商是10.②()×2=(40+1)×2=41×2=82(座)答:共装82座灯.故答案为:(220+180)÷(220-180);()×2.
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①最后是求的商,被除数是220与180的和,除数是220与180的差;②首先算出一旁装路灯(两端都装)需装=41个,再进一步乘2得出结果即可.
本题考点:
整数四则混合运算;植树问题.
考点点评:
此题考查整数的混合运算以及植树问题,注意运算顺序以及植树问题中的条件限制.
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