小学三年级数学小数加减法口算练习题 2.1+0.2= 0.3+0.7= 3.6+1.6= 7.5-0.5= 3.7-0.9= 2.1-0.2= 3.5+0.2= 1.2+0.3= 1.9-1.1= 7.3+3.2= 1.5-0.5= 1.9-0.9= 4.1+0.8= 3.7-2.9= 2.3-1.7= 7.4+1.2= 1.7-0.5= 1.3-0.9= 7.9+8.2= 14.6－0.34= 4.5-2.3= 1.2+4.5= 13.5-0.6= 5.6-3.9= 1.9+6.2= 4.5-2.1= 1-0.9= 2.3+0.6= 0.9+0.8= 3.5-2.4= 0.6+0.4= 7.9-0.3= 2.3+0.7= 3.4+1.2= 7.2-3.5= 2.3-1.2= 6.5+1.2= 2.2+5.3= 1.5+4.3= 1.1+4.7= 3.5-0.6= 5.2-3.9= 8.9-6.2= 10.5-9.1= 1.4-0.9= 2.3+0.8= 4.9+0.8= 7.5-2.4= 2.6+0.4= 3.9-0.8= 5.2+5.5= 6.9+6.4= 5.4+6.7= 1.3＋8.56= 0.8－0.55= 4－0.04= 1－0.03= 30.5＋3.05= 0.8－0.45= 5－0.08= 3.25＋0.75= 8.65－6.31= 10－7.64= 13.6＋8.46= 0.99＋1.1= 10－0.1= 1.5－0.5＝ 1－0.9＝ 2.3＋0.6＝ 0.9＋0.8＝ 1.9－0.9= 3.5－2.4= 0.36＋0.64＝ 0.96－0.3＝ 7.5－3.18= 0.51－0.37= 4－0.82= 5.26－4.75= 13－3.9= 8.04－7.4= 0.68＋0.06= 5.2＋0.48= 1－0.73= 3.6＋4.8= 0.78－0.28= 20.9－9.7= 10－0.09= 3.8＋0.12= 0.01＋0.1= 4.9＋5.1= 4.7－0.47= 8.7－7.8= 26.7＋147.2= 80.16－21.9= 100－19.2= 15.78＋2.45= 33.4－9.48= 6.14+3.83= 7.93-1.64= 5.23-2.36= 3.44+3.36= 7.74-5.85= 9.35-4.74= 38.63-3.48= 1.16+4.77= 8.17-5.26= 2.26-0.86= 4.93+4.75= 76.55+4.68= 31.1+4.5= 31.9+3.4= 3.45+4.6= 4.45+54.5= 3.83+5.55= 2.75+1.3= 39.4-2.75= 67.3-1.26= 61.9+6.2= 67.1-6.6= 46.8-2.8= 47.6-2.15= 本文来源：https://www.wddqw.com/doc/d8457e8bd35abe23482fb4daa58da0116d171f49.html