三年小数
口算
20以内连加连减混合小学三年级数学口算天天练人教一上数学第二单元一年级口算生成器二年级数学天天练试题
3.4,1.4= 9.8-5.6= 5.4+2.1= 7.2-1.2=
7.82,7.2= 1.3+4.3= 6.3-6.2= 6.4-5.1= 2.19，9.1= 2.19，9.1= 9.2+6.8= 5.1+5.9= 10.1,0.2= 6.78-1.5= 9.8-0.9= 1.4+5.7=
1.64,0.36, 1-0.1= 6.88-3.87= 6.1-3.2= 0.68，0.32= 0.7+3= 0.33+0.67= 3.2-2.3=
0.06-0.05= 8.1,5.1= 7+10.7= 6.5-5.7=
0.72,0.24= 6.8-2.4= 3.4+2.1= 5.5-5.5= 0.8，0.18= 3.6-0.36= 3.1-0.9= 3.5-0.5=
2.3-0.4= 0.89,0.25= 8.1-2.2= 6.1-3.8=
1,0.98= 0.3+0.5= 0.39+0.6= 0.9+6.1= 6.32+5.18= 6.8，8.6= 3.88-2.77= 10.2-1.2=
3.31+1.13= 5.44+3.12= 2,1.08= 6.12+2.3=
6.42-3.8= 1.6+0.5= 3.2+5.1= 1.01+0.68= 2.5-1.8= 8-0.6= 8.9-5.4= 5.35-2.2= 3.22-2.07= 99，0.9, 12.3+6.5= 8.4+0.7= 9.12+8.38= 3.2-2= 4.5-1.5= 6-0.5= 2.55-0.5= 2-0.05= 3.55-1.65= 10-1.7=
0.55-0.33= 11.2+8.8= 0.04，0.52= 5.5-4.5=
9.9+1.1= 3-0.5= 5.96-4.41= 5.4+3.14= 1+3.89= 2.32-0.4= 5.2-2.3= 6.88-2.08= 2.6,0.9= 1.9+5.1= 4.2+5.4= 1.25+2.25= 0.9，2.01= 7.2+6.9= 1.23-0.24= 3.6-1.8= 10,7.3= 9.3-8.8= 4.56+4.62= 2.61+2.16= 6.3+7= 4.4+5.9= 7.9+3.1= 10.01-0.01=
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