大家好，今日小源来为大家解答以上的问题。小数的加减法，小数的加减法竖式计算很多人还不知道，现在让我们一起来看看吧！

1、（2）一根铁丝长45 米，比另一根短14 米，两根铁丝共（ ）米。

2、1.59+3.95=6.54+0.58=54.49-22.5=23.5+21.35=9.36+43.56=16.65+18.87=0.99+24.85=9.45-6.61=85.69-48.58=45.46-26.57=33.84+16.5=3.85+61.18=35.65-19.9=6.49-4.81=35.4-24.58=52.65+9.25=21.65+4.05=26.65-15.24=56.56-12.87=9.08-1.28=64.25-52.73=31.51+8.4=8.43+8.81=26.34-15.24=17.38+1552+54=.25=16.68-9.54=54.63-42.14=13.24+8.64=16.25-7.94=63.43-18.18=16.36+56.16=41.98+18.24=45.52-22.18=69.52-31.48=6.84-5.73=0.97+6.13=5.03-2.90=4.9-0.85=2.13+6.89=1.72+3.6=17.2-0.36=5.40-4.86=11.6-9.23=0.32+1.57=9.25+2.25=4.22+8.46=5.63+1.25=9.36-1.59=5.63-5.21=4.65-1.15=7.65-4.19=8.88-2.69=0.72+0.=0.83+0.68=8.24+3.76=4.12-3.8=14.3+0.78=1.3+8.56=4-0.04=1.2-0.03=3.5+3.05=0.8-0.45=0.78+2.2=5.2-0.08=3.25+0.75=4.251+20.52142.52+204.152141.251+2.882.51+21.52+2.122.99+2.82+2.11258.92+2.11+9.12666.28+21.6115.32-15.23=。

本文到这结束，希望上面文章对大家有所帮助。