100題分數(shù)加減法(有答案)

100題分數(shù)加減法(有答案)

以下是分數(shù)加減法專項練100題，已附有答案。1.2/3+1/32.3/4-1/43.27/51-10/514.10/21+11/215.1/4+5/126.5/11+1/47.9/14-2/78.17/18-5/69.3/5+17/20-1/410.1/6+7/611.7/8+3/4-3/212.5/2-3/14-2/713.21/4+33/414.1/2+32/5315.43/4-21/216.34/7-24/1717.21/11+33/11-17/1118.33/4+111/8719.27/9-11/920.32/3-11/2+3/621.1-57/12-12/2222.577/12+8/12-8/1223.7720/8+27/2724.55/6-(6-1/12)25.1/3+224/7+3+726.11/2+3+1/427./15-15+1528.41572/17+812/17+317/1729.615/8-38/61630.6.5+11/6-4.831.153/5-38/4+4.832.9.28-332/1313-213/131333.103/(2/314-14+3.9)34.101/3-116/2035.34+5/10-151/836.57+35/11-48/1237.2411/15+61/30-638.151/7-16/5-2.839.19+(1/24605-1/15)40.43/4-(7.2-31/54)41.1715/4-(58/5+4.5)42.5231/3+610/3+2.743.18.79-(4.79+33/5)-0.444.3.82+(7-53/8-2.82)45.3.825+24/9+15/946.81/13+31/1547.10-275/12-46/648.524/5-(1.8+29/10)49.215/31.5+3=4.550-6=445+2.375+1=8.375138isXXX.51+3.825+2=56.8259isXXX.1=14-1=354-(1.75+7+320)=-329.7553-7.42-(53-1.35)-1=-58.0751-3/4-5/10+4/15=5011/60815-311-9+2612=1507104-35-911-9=-2157-(3+111/8-3+22)+33=26.625123-324/4-(-1/3)-25=-81.xxxxxxxx121-123+84-33=-5110-27/9-3/9=8/395+143/8)-(358-119/14)=-57/771/2-(3/4+20)=-41/44.125+2.5+57/7-7+5/8=10.2532-125/3-12*56=-66315+151/4+1/9-24/14=59.xxxxxxxx4+13/8+3.8+1.4=9.5510-5/3=81/314-6/4=12.56+2.52-1.54=-5.024.375+6.55+5.9-4.98=11.92649/6+4-3=1087/611-7/6-1/8=65/247/12-(31/4-2)=5/31/2-[33/11-(1/6+1/8)]=97/26495、23.5+x=596、x-1/4=11/2097、2x=1.8+1x=0.998、x-3/11=3/2099、3x=18-6.75=11.25.x=3.75100、x-9/2=4/1.x=17102、x+3/9=5.375/14.x=1.625103、x-7/4=4/2.57.x=5.285分數(shù)加減法練100題參考答案：1、2/3+1/3=12、31/4-4/4=27/43、27/51-10/51=1/34、10/21+11/21=15、152/4+12/4=396、5/11+1/4=11/317、9/14-2/7=5/148、17/18-5/6=1/99、317/5+20/1-1/4=6/510、17/6+6=111、7/8+3/4-3/2=1/812、53/2-14-2/7=11/713、21/4+33/4=614、12/5+32/3=51/1515、43/4-21/2=21/416、31/7-2125/4=28/1117、21/11+337/121-1/11=38/1118、33/8+111/7=143/719、27/9-11/9=14/920、2/3-1/15=10/15-1/15=9/15=3/521、1-(1/5-1/15)=1-(2/15)=13/1522、40/4-(7.2-3)=40/4-4.2=0.823、4.6-(7.2-3.25)=0.6524、141/1-5-4.5=131.525、42/1-(5+6+3+2.7)=42/1-16.7=25.3刪除明顯有問題的段落，修改格式錯誤，小幅度改寫每段話：75+4+18+3.4+14=114.4217.5-53=164.52.25+85.6=83.3513/4+1112.6/4-3.4=277.65/4=69.4125635-2.52)-/4=-632.484.375+65-4.5555-99+58=12649+725+259=163315-279-329=-93154+34+100+100=388-25-79=2911-1636+412=17871/6+1/12+1/20=10/60-20/60+15/60-12/60+5/60=1/12-1/20+1/60=10/60=1/621/3-1/3+3/4-3/8-13/5=72/3-0.75=1/61/8+2/15+7/8=5/40+16/40+35/40=56/40=7/55316+4-3=5411/12-(1/6+5/8)=8/12-3/8=1/311-7/10-3/10=10/10-7/10-3/10=0.57/12-(11/4-2)=7/12-21/4+2=