1、 135×5108×68×3127×210138×982×403126×89203×32312×25336÷21858÷39918÷27888÷37645÷32437×28 432÷46966÷23731÷79 980÷28828÷3612.3×61.23×5.681.2×2537.2×0.75.6×1.137.8×4.5 2.5

2、5;166.08×2.287.2×1.254.5×4.4 3.25÷12157.5÷2567.3÷1244.1÷219.36÷642.5÷2.50.99÷1.113.63÷4.736.1÷1.9568×9307×4654×31247×2101598÷9.4294÷29689÷34618÷88372÷452.03×733.8×6 1.7×2. 32.8

3、7;420.395÷5676.5÷0.74 234×46613×48320×25 7210+2865444÷764321÷48 350÷34930÷32864÷36694÷175981÷26609÷879100÷2405070÷397936÷26450÷25289÷4432000÷700 3.2×2.460.672÷4.2104÷2.41.71÷3.88.4÷

4、;5.60.13×4506.7×90 2.7231÷3.1315.2÷425×29117÷253842÷340.276÷2336÷2446÷0.04 19.95+132.470.045×0.31 5.3041÷26 117÷3691÷650.16×270 59.31×3320.82-43.1915.36÷12 7÷0.25306÷7.50.56×7.32 9.14×160 2.48

5、47;4025.2÷0.04 136×15215×36325×6552×31557×15836×21535×126235×12321×19321×16332×2433×215125×6335×26165×24256×31306×12260×15 303×4665×224325×40 167×48336×25125×45 336×25112

6、×52335×24 125×6536×125116×58 256×81331×25125×34 336×25215×34205×32 31×20637×48191×214 325×68336×21245×31 31×20621×126302×12135×24 325×41 12×321 21×114 17×184 31×208 51

7、15;214 61×135 24×158 33×264 16×109 33×204 25×118 302×15 302×54 210×21 119×24 325×29 66×125 180÷30 720÷30 360÷30 920÷40 780÷60 432÷24 625÷23 837÷43 850÷17 780÷26 960÷40 6 544÷17 898

8、÷28 420÷30 780÷20 690÷30 750÷50 840÷60 520÷40 920÷23 840÷24 704÷44 480÷32 672÷21 754÷58 897÷39 624÷26 576÷18 173÷1 3.77×1.8 5.22×0.3 9.99×0.02 4.67×0.9 5×2.44 1.666×6.1 5.6×6.5 4.88×2.9 5.61×4.3 8.9×2.4 5.5×55 9.77×