三年级下小数点口算420道
三年级下小数点口算420道
三年级下小数点口算420道3.9+12.6=16.51.9+5.2=7.15.8+3.3=9.14.2+3.9=8.11.5+3.6=5.15.3+6.8=12.14.3+2.6=6.95.8+1.6=7.46.2-3.6=2.65.2-3.2=2.04.2+1.5=5.76.2-3.1=3.14.2-3.1=1.15.9-3.6=2.39.3+6.8=16.16.6-3.1=3.53+6.5=9.55.2-5=0.24.6-3.2=1.4 1.6-0.7=0.95.2-0.8=4.4 4.6-0.8=3.8 4.6+3.8=8.40.9+6.3=7.21.2+3.6=4.8 10+3.5=13.5 1.02-1.02=0 3.5+3.6=7.12.9-0.85=2.05 1.6+5.3=6.9 6.2-3.8=2.4 1.25-0.75=0.53.6+1.3=4.94.3-3.5=0.80.6-0.2=0.41.2-0.3=0.90.25-0.15=0.11.7+3=4.76+0.3=6.3 0.6+3.2=3.8 0.8-0.3=0.5 0.5+0.9=1.40.6-0.45=0.151.2-0.5=0.7 0.8+6.4=7.20.3+1.9=2.21.5+0.9=2.4 5+4.8=9.86-5.9=0.11.2-0.8=0.42.2-0.5=1.71.5+2.0=3.52.3+4.8=7.1 10-9.8=0.2 1.2-1.2=03.5+3.5=7 1.2+1.28=2.48 0.9+4.2=5.13.5+1.6=5.1 0.32+0.74=1.060.25+0.95=1.21.25-1.25=00.36+2.3=2.661.25+0.33=1.58 1.22+0.33=1.55 0.8+4.2=53.5+1.6=5.1 0.5+1.3=1.80.6+0.46=1.061.5-1.42=0.08 1.6-1.32=0.281.2-1.12=0.082.2+0.3=2.50.8-0.4=0.41.3-0.9=0.4 3.5-2.6=0.9 1.2+0.3=1.56+3.2=9.25+4.3=9.36+5.3=11.34+3.5=7.56.2+8=14.2 2.6+5=7.67.7+8=15.7 9.9-9=0.96.3-6=0.35.2+5=10.2 1.1+6=7.11.2+0.6=1.8 1.6-1=0.60.6+0.5=1.1 0.12+0.13=0.25 0.25+0.24=0.49 0.22+3.8=4.02 0.33+0.15=0.48 0.14+0.25=0.39 0.81+0.25=1.06 0.6+2.9=3.51.9-1.5=0.44.5-2.3=2.26.2-3.2=31.8-0.9=0.91.6-0.5=1.12.5-0.3=2.21.3+2.6=3.92.5+0.4=2.93.6+0.56=4.161.2+0.08=1.281.3+3.02=4.32无法对这篇文章进行格式修正，因为它只是一系列的数学题目。