简算题四年级下
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/12 05:34:35
建议以后还是把题目发上来,否则像你现在这样提问是不可能得到解答的.
3.21+0.24+0.7612.6-4.4-5.6
题目再问:对,要60道再答:http://wenku.baidu.com/view/f03f5f8783d049649b665835.html可以吗再问:是小数再答:加减乘除都要吗再问:对再答:htt
25-5+230x2+180x1-1025x4+100300+20+1088+22+10033+77+2044+66+2033+77+80
1.45+15×6=1352.250÷5×8=4003.6×5÷2×4=604.30×3+8=985.400÷4+20×5=2006.10+12÷3+20=347.(80÷20+80)÷4=218.7
来几题吧29+52+48698-275-2548×37+52×3779×68-79×5888×12599×87101×56(40+4)×25
158+262+138375+219+381+2255001-247-1021-232(181+2564)+2719378+44+114+242+222276+228+353+219(375+1034
说把我帮你
(1)67+42+33+58(2)258-58-26-74(3)125×16(4)50×(2×4)×25(5)7×8×3×125(6)26×103(7)501×12(8)25×(40+8)(9)39×
1)67+42+33+58(2)258-58-26-74(3)125×16(4)50×(2×4)×25(5)7×8×3×125(6)26×103(7)501×12(8)25×(40+8)(9)39×1
25x32x125=2000039x101=39391.37+1+7.63=105.6+2.7+4.4=12.79.14-1.43-4.57=3.1477+2.7+2.3+25=1071.88+2.3
题呢?
6.9+4.8+3.10.456+6.22+3.784.02+5.4+0.985.17-1.8-3.27.85+2.34-0.85+4.663.82+2.9+0.18+9.17.14-0.53-2.4
怎样简便就怎样算.145+78+255105×32656-164-3648+12-48+1213+46+55+54+87656-164+36540+78+160363-154-14641+125+59
100X99=100X(100-1)=100X100-99=10000-99=9901
95.6*18+0.4*18=(95.6+0.4)*18=96*18=17282.907*99+907=907*(99+1)=907*100=907003.0.6*143-0.6*43=0.6*(14
17×40=100-63=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=4÷20=3.5×200=1.5-0.06=0.75÷
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1.25+6+8.7515.4-7.9-2.13.28+4.56+6.72+5.444.56-5.42+.1.865.75+(4.25-3.6)
四年级下数学简算题120道(1)67+42+33+58(2)258-58-26-74(3)125×16(4)50×(2×4)×25(5)7×8×3×125(6)26×103(7)501×12(8)25