资源简介 小数的加减法+人教版四年级下册数学1.用竖式计算。3.84+6.9= 7.07+2.49=43.1﹣15.87= 9.62﹣7.85=2.列竖式计算。21.56+6.74= 7.85+9.1=11.24﹣9.56= 20﹣4.8=3.用竖式计算。20.4﹣7.84= 6.35+5.8= 1.5×0.82= 0.756÷0.18=4.用竖式计算,带※的要验算。※5.9﹣3.58= ※6.38+15.92=5.列竖式计算。(※的需要验算)2.76+6.24= 20﹣10.99= ※90.46﹣34.3=6.用竖式计算,带※的题要验算。11.6﹣7.39= 16.5+7.54= ※21.02﹣6.53=7.列竖式计算。3.4+1.5= 9.8﹣6.7= 7.6+2.4= 6.8﹣2.1=10﹣4.2= 5.6+1.7= 21.5﹣13.8= 4.2+5.3=8.竖式计算,带※的要验算。6.28+5.32= 6.92﹣1.58= ※13+3.47= ※131.3﹣45.69=9.用竖式计算。(带*的要验算)13.52+4.8= 31.2﹣7.5= *32.56+5.74=10.用竖式计算。3.62+5.8= 20﹣4.3= 25.4﹣9.46= 18.52+1.48=小数的加减法+人教版四年级下册数学参考答案与试题解析1.用竖式计算。3.84+6.9= 7.07+2.49=43.1﹣15.87= 9.62﹣7.85=【解答】解:3.84+6.9=10.747.07+2.49=9.5643.1﹣15.87=27.239.62﹣7.85=1.772.列竖式计算。21.56+6.74= 7.85+9.1=11.24﹣9.56= 20﹣4.8=【解答】解:21.56+6.74=28.37.85+9.1=16.9511.24﹣9.56=1.6820﹣4.8=15.23.用竖式计算。20.4﹣7.84= 6.35+5.8= 1.5×0.82= 0.756÷0.18=【解答】解:20.4﹣7.84=12.566.35+5.8=12.151.5×0.82=1.230.756÷0.18=4.24.用竖式计算,带※的要验算。※5.9﹣3.58= ※6.38+15.92= 8.75﹣2.53+14.3=【解答】解:5.9﹣3.58=2.32验算:6.38+15.92=22.3验算:8.75﹣2.53+14.3=20.525.列竖式计算。(※的需要验算)2.76+6.24= 20﹣10.99= ※90.46﹣34.3=【解答】解:2.76+6.24=920﹣10.99=9.0190.46﹣34.3=56.166.用竖式计算,带※的题要验算。11.6﹣7.39= 16.5+7.54= ※21.02﹣6.53=【解答】解:11.6﹣7.39=4.2116.5+7.54=24.0421.02﹣6.53=14.49验算:7.列竖式计算。3.4+1.5= 9.8﹣6.7= 7.6+2.4= 6.8﹣2.1=10﹣4.2= 5.6+1.7= 21.5﹣13.8= 4.2+5.3=【解答】解:3.4+1.5=4.99.8﹣6.7=3.17.6+2.4=106.8﹣2.1=4.710﹣4.2=5.85.6+1.7=7.321.5﹣13.8=7.74.2+5.3=9.58.竖式计算,带※的要验算。6.28+5.32= 6.92﹣1.58= ※13+3.47= ※131.3﹣45.69=【解答】解:6.28+5.32=11.66.92﹣1.58=5.3413+3.47=16.47131.3﹣45.69=85.619.用竖式计算。(带*的要验算)13.52+4.8= 31.2﹣7.5= *32.56+5.74=【解答】解:13.52+4.8=18.3231.2﹣7.5=23.7*32.56+5.74=38.310.用竖式计算。3.62+5.8= 20﹣4.3= 25.4﹣9.46= 18.52+1.48=【解答】解:3.62+5.8=9.4220﹣4.3=15.725.4﹣9.46=15.9418.52+1.48=20 展开更多...... 收起↑ 资源预览