3.44+7.61-2.17 35.9+（4.24-1.78） 0.96-0.28+0.04 6.3.44+7.61-2.1735.9+（4.24-1.78）0.96-0.28+0.046.75-（0.9+3.75）25-4.7+5.33.2+1.83+0.7592.3-（84.54-45.65）这几道题要求简便计算,快点很急了!

3.44+7.61-2.17 35.9+（4.24-1.78） 0.96-0.28+0.04 6.3.44+7.61-2.1735.9+（4.24-1.78）0.96-0.28+0.046.75-（0.9+3.75）25-4.7+5.33.2+1.83+0.7592.3-（84.54-45.65）这几道题要求简便计算,快点很急了! 根号下7.61等于什么? lg多少等于3.44 3.44的立方根是多少 (3.15+2.17+5.61）×(2.17+5.61+6.6)-（3.15+2.17+(3.15+2.17+5.61）×(2.17+5.61+6.6)-（3.15+2.17+5.61+6.6）×（2.17+5.6） 5.58+7.61+2.4+1.18怎么简算 一道数学题,7.61x9.9+0.761能简算吗? (-2.39)+(+3.57)+(-7.61)+(-1.57)怎么算? 10.32+9.56-7.32+3.44简算 简算 15.73+4.27-2.17-1.83 （3.15+2.17+5.61）*（2.17+5.61+6.6）—（3.15+2.17+5.61+6.6）*（2.17+5.61） 2.8×23.4+35.9×7.2的简便算法 19.7×2.5+32.4×2.5+35.9×2.5,因式分解 数字电子体温计显示35.9正常吗 成人的体温为35.9摄氏度,xiexie 简便方法计算题：（2.17+5.49+3.81）*（5.49+2.17+9.2）-（3.81+2.17+5.49+9.2）*（（2.17+5.49+3.81）*（5.49+2.17+9.2）-（3.81+2.17+5.49+9.2）*（2.17+5.49） 4.78÷0.2+3.44简算急用! 3.44+8.51-(2.44-0.49)简便计算