第6单元 小数的加法和减法-【勤径小学升】2023-2024学年四年级数学下册同步口算（人教版）

做对■道用时■分钟 扫码批改秒核对错 第6单元 小数的加法和减法 第1课时小数加减法(1) 口算 26.5+33.5= 28.4-3.32= 26.4-0.1= 45.3+54.7= 3.6+4.9= 5.6-4.8= 7.3-2.6= 31.1+21.6= 98.6-54.3= 5.3+1.5= 3.6+4.4= 8.8+4.5= 98.5-25.8= 44.3+25.7= 5.6+6.4= 8.1+3.6= 92.4+3.1= 8.9+1.1= 5.6+2.4= 0.5+0.6= 26.5+42.5= 17.3+18.7= 4.7+3.7= 5.5+4.5= 笔算 18.29-7.87= 4.92+0.89= 7.09+6.99= 8.43-7.28= 9.46+3.87= 13.77-8.78= 19.26-8.33= 42.64-31.58= 77.69+23.74= 48 勤径小学升·同步口算 做对道用时 分钟 扫码批改秒核对错 小数加减法(2) 口算 5.68+12.22= 3.6-2.4= 92.4+3.17= 62.1-5.5= 5.42+2.31= 6.5+3.4= 6.5-2.2= 6.94+3.12= 32.2+2.1= 23.1+23.9= 6.94-3.12= 0.19+0.01= 2.4+3.16= 51.8+24.2= 88.6-27.4= 21.6+37.4= 2.91+0.34= 8.46+2.54= 1.31-0.1= 98.6-54.3= 23.6+65.4= 3.27-2.49= 11.64-7.39= 51.2-24.9= 笔算 9.87-4.68= 37.04+9.88= 2.48+3.404= 验算： 45-3.29= 8.72+49.8= 136.4-8.64= 验算： 6.98+6.2=76 98.7-8.21=16.6 6.98 改正： 98.7 改正： + 6.2 -8.21 76.0 16.6 四年级·下册 49 做对■道用时■分钟 扫码批改秒核对错 第2课时小数加减混合运算 口算 23.25+0.73-6.7= 22.25+5.23-1.65=0.4-0.12+5= 0.704-0.25+5.1= 13.18+5.24-4= 4.4-0.4+3.5= 5.6-0.81+1.29= 1.5+0.68-0.306= 4.17+2.53-4.5= 11.04-6.3+3= 22.32-2+34.5= 15.4+2.97-5.12= 3.27-2.49+1.1= 13.18+5.27-1.1= 27+8.03+0.34= 5.5+2.32-1.75= 15.31+13-1= 4.13+2.24-6= 26+7.98-5.1= 5.16+7.89-4.6= 8.76+0.75-5.64= 15.1+3-2.76= 3-0.2+6.02= 5.94-0.36+1.6= 笔算 23.4+3.4-0.23 13.45-4.68+2.55 25.48-(9.4+0.52) 1.6-0.78+2 32+4.9-8.62 27.9+12-13.4 50-(12.32+7.24) 26.7-17.4+37.8 14.35-7.3+2.7 50 勤径小学升·同步口算 做对道道用时 分钟 扫码批改秒核对错 第3课时整数加法运算律推广到小数(1)》 速算 1.75+2.08-0.1= 8.78-0.52+56= 3.66+5.90-1.7= 4.28-3.37+5.1= 7.68-6.50+4.3= 8.70+1.16-0.03= 8.89-0.20+9.1= 8.53+3.94-2.6= 8.06+1.37-1.9= 4.8+18.9-3.1= 13.18+5.27-9.1=4.54+2.55-2.1= 5.86-1.95+3.1= 8.36-3.72+3= 0.45+5.47-1.6= 6.76+6.61-3.6= 7.42+9.92-7.4= 9.8-1.34+2= 3.27-2.49+5.6= 1.27+0.3-0.4= 6.14-2.01+81= 2.98+3.26-0.6= 5.29+6.33-9.9= 3.64-2.58+2= 9.03-8.57+3= 4.13+2.24-2.6= 0.41+0.95+2.4= 3.58-2.87+5= 2.91+5.54-0.3= 8.68+0.84-3.7= 66+1.2-3.4= 8.49+6.71-4.5= 6.01+5.39-8.7= 14.47+9.24-5.12= 2.5+1.6-0.33= 6.97-5.97+6.1= 6.52-3.44+7.6= 5.48-3.25+6.54= 5.67-0.73+7= 4.15+7.08-3.2=