92+99 197+102 3-108 =92+(100-1) =197+(100+2) =3-(100+8) =92+100-1 =197+100+2 =3-100-8 =191 =299 =246 405-99 127-98 323+1-123 =405-(100-1) =127-(100-2) =323-123+1 = 405-100+1 =127-100+2 =3 =306 =29
5-167-145 478-47-178 344-(144+37) =5-145-167 =478-178-47 =344-144-37 =233 =253 =163
236-(177+36) 400-256-44 517-53-47 =236-36-177 =400-(256+44) =517-(53+47) =23 =100 =417
248+86-48 672-36+ (67-832)+(1832-1467) =248-48+86 =672-(36+) =67-1467+(1832-832) = 286 =572 =6000
1530+(592-530)-192 (2+4+6+……+98+100)-(1+3+5+……+97+99)
=1530-530+(592-192) =(2-1)+(4-3)+…+(98-97)+(100-99) =1400 =1+1+...+1+1 =50
25×9×4 45×4×5 23 ×5×2 =25×4×9 =45×(4×5) =23×(5×2) =900 =90 =230 8×(125×13) (250×125)×(4×8) =8×125×13 =125×8×(250×4) =13000 =1000000
42×125×8×5 25×4×88×125 =125×8×(42×5) =100×11×(8×125) =210000 =1100000
72×125 125××25 42×125×8×5 =8×125×9 =125×8×(25×8) =42×5×(125×8) =9000 =200000 = 210000 25×4×88×125 88×125 =100×(8×125) ×11 =8×125×11 =100×1000×11 =1000×11 =100000×11 =11000 =1100000
(12+50)×40 125×(40-4) 76×103 =12×40+50×40 =125×40-125×4 =76×(100+3) =880 =00 =76×100+76×3 =880 =00 =76×100+76×3 =7828
18×125 25×44 42×25 =(10+8)×125 =25×4×11 =2×25×21 =10×125+8×125=2250 =110 =1050 99×78 99×9
=(100-1) ×78 =(100-1)×9 =100×78-1×78 =100×9-9×1 =7800-78 =900-9 =7722 =1
45×37+37×55 28×21+28×79 17×23-23×7 =37×+(45+55) =28×(21+79) =23×(17-7) =3700 =2800 =230
38×46+×38 99×32+32 46+46×59 =38×(46+) =32×(99+1) = 46×(59+1) =38×110 =3200 =2760 =38×(100+10) =38×100+38×10 =4180
167×2+167×3+167×5 39×8+6×39-39×4 =167×(2+3+5) =39×(8+6-4) =1670 =390
28×225-2×225-6×225 (42+25)×125+(18+15)×125 =225×(28-2-6) =125×(42+18+25+15)
=4500 =12500
23×2×4+25×4×2+27×1×8+25×8×1 99×22+33×34 =8×(23+25+27) =33×(66+34) =600 =3300
(12+50)×40 125×(40-4) 86×103 =12×40+50×40 =125×40-125×4 =86×(100+3) =680 =4500 =86×100+86×3 =8858
18×125 25×44 42×25
=(10+8) ×125 =25×4×11 =2×25×21 =125×10+125×8 =1100 =1050 =2250
99×9 99×78 45×38+38×55 =(100-1) ×9 =(100-1) ×78 =(45+55) ×38 =100×9-9 =78×100-78 =3800 =91 =7722
28×21+28×79 37×23-23×7 38×46+×38 =(21+79) ×79 =(37-7) ×23 =(46+) ×38 =7900 =690 =3800
99×32+32 46+46×59 167×2+167×3+167×5 =(99+1) ×32 =(59+1) ×59 =(2+3+5) ×167 =3200 =30 =1670
39×8+6×39-39×4 28×225-2×225-6×225 =(8+6-4) ×39 =(28-2-6) ×225 =390 =2500
(42+25)×125+(18+15)×125 2005×20062006-2006×20052005 =[(42+18)+(25+15)] ×125 =2005×2006×10001-2006×2005×10001
=12500 =0
360÷4÷9 250÷5÷2 600÷12÷5 =360÷(4×9) = 250÷(5×2) =600÷(12×5) =10 =25 =10
800÷5÷8 480÷5÷48 240÷5÷12 =800÷8÷5 =480÷48÷5 =240÷12÷5 =20 =2 =4
420÷35 2400÷25 7800÷12 =420÷7÷5 =2400÷5÷5 =7800÷6÷2 =12 =96 =650
960×46÷48 99000÷121×11 3702×38÷1234 =960÷48×46 =99000÷(121÷11) =1234×3×38÷1234 =920 =9000 =114 0÷(16÷4) 1000÷(125÷4) =0÷16×4 =1000÷125×4
=160 =32
250÷5÷2 600÷12÷5 800÷5÷8 480÷5÷48 =250÷(5×2) =600÷(12×5) =800÷8÷5 =480÷48÷5 =25 =10 =20 = 2 240÷5÷12 420÷35 117+392+608 88×27+27×12 =240÷12÷5 =420÷7÷5 =117+(392+608) =(88+12) ×27 =4 =12 =1117 =270 45×4×5 23 ×5×2 =45×(4×5) =23×(5×2) =90 =230
25×9×4 8×(125×13) (250×125)×(4×8) =25×4×9 =8×125×13 =250×4×(125×8) =900 =13000 =1000000 88×125 72×125 125××25 =11×(8×125) =9×(8×125) =125×8×(8×25) =11000 =9000 =100000
42×125×8×5 25×4×88×125 (12+50)×40 =42×5×(8×125) =100×11×(8×125) =12×40+50×40 =210000 =1100000 =2480 125×(40-4) 76×103 18×125 =125×40-125×4 =76×(100+3) =(10+8) ×125 =4500 =76×100+3×76 =10×125+8×125
=7828 =2250
25×44 42×25 99×9 99×78
=25×(40+4) =(40+2) ×25 =(100-1) ×9 =(100-1) ×78 =25×40+25×4 =40×25+2×25 =9×100-9 =7800-78 =1100 =1050 =1 =7722 45×37+37×55 28×21+28×79 17×23-23×7 =(45+55) ×37 =(21+79) ×79 =(17-7) ×23 =3700 =7900 =230
38×46+×38 99×32+32 46+46×59 =(46+) ×38 =(99+1) ×32 =(59+1) ×46 =110×38 =3200 =2760 =(10+100) ×38 =38×10+38×100 =4180
167×2+167×3+167×5 39×8+6×39-39×4 360÷4÷9 =(2+3+5) ×167 =(8+6-4) ×39 =360÷(4×9) =1670 =390 =10
117+392+608 88×27+27×12 =117+(392+608) =(88+12) ×27 =1117 =2700
88×27+27×12 125×+125×36 =(88+12) ×27 =(+36) ×125 =2700 =12500 ×199+ =×(199+1) =12800
87×53+87×47 7×75-7×25 167×25+32×25+25 =(53+47) ×87 =(75-25) ×7 =(167+32+1) ×25 =8700 =350 =5000
38×99+38 147+147×99 25×(4+8) =(99+1) ×38 =(99+1) ×147 =25×4+8×25 =3800 =14700 =300
108×75 35×201 75×98 =(100+8) ×75 =35×(200+1) =75×(100-2) =8100 =7035 =7350
25×7×4 2×125×8×6 25×32×125 =25×4×7 =2×6×(125×8) =25×4×(8×125) =700 =12000 =100000
125×88 25×48 3500÷4÷25 =25×8×11 =25×8×6 =3500÷(4×25)
=11000 =600 =35 420÷35÷2 2.1 × 99 + 2.1 =420÷(35×2) =2.1×(99+1) =60 =210
4800÷25 (13×8×5×6)÷(4×5×6) =48×100÷25 =13×(8÷4) ×(5÷5) ×(6÷6) =48×4 =26 =192
因篇幅问题不能全部显示,请点此查看更多更全内容
Copyright © 2019- dfix.cn 版权所有 湘ICP备2024080961号-1
违法及侵权请联系:TEL:199 1889 7713 E-MAIL:2724546146@qq.com
本站由北京市万商天勤律师事务所王兴未律师提供法律服务