来自姜泉的问题
小数加减法的口算100道,
小数加减法的口算100道,
1回答
2019-10-15 16:26
小数加减法的口算100道,
小数加减法的口算100道,
1.2+1.5=2.71.3+1.5=2.80.2+1.2=1.41.3+1.08=2.385.5+2.1=7.67.8+1.9=9.71.02+1.03=2.051.2+1.5=2.71.5+1.7=3.21.3+1.5=2.80.2+1.2=1.41.3+1.08=2.385.5+2.1=7.67.8+1.9=9.71.02+1.03=2.051.2+1.5=2.71.3+1.5=2.80.2+1.2=1.41.3+1.08=2.385.5+2.1=7.67.8+1.9=9.71.02+1.03=2.057.1+7.1=14.22.03+2.03=4.06