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1、Four short words sum up what has lifted most successful individuals above the crowd: a little bit more.-author-date苏教版四年级数学简便计算汇总简便计算 :5525+2545 930487480 7713-1327 142586358114 195201195 72125 (40+4)25 10432 2837+7437372169+38+131 2524 62+359+1387845 550-34-66 53352431-297 214+37+263 94+38+106+6249
2、035 2564125 125158813+193 12548 989-186-144600254 136101-136 3237+6837158+262+138 375+219+381+225 50012471021232 (181+2564)+2719 378+44+114+242+222 276+228+353+219 (375+1034)+(966+125) (2130+783+270)+1017 99+999+9999+99999 7755(2187+755) 2214+638+286 30657381065 899+344 2357183317357 23651086214 497
3、299 2370+1995 3999+498 1883398 1225 7524 138254 (13125)(38) (12+24+80)50 70425 2532125 32(25+125) 88125 10276 178101178 5898 8436+6484 83102832 7599+275 98199 123181233+85123 50(344)3 25(24+16) 17899+178 7942+79+7957 7300254 8100475 16800120 301002100 32000400 49700700 124824 315015 480025 21500125
4、235613797211235+16651780 7527+192 5 31870+13310 4(2565+2528) 37226345 53047525 8(125ll) 4425 72125 649964 4900254 (1004)25 17434372 999999 25(404)1767776 125(8+20) 6848+682 527+635 1640148101-48 9832 12532125 81018 2610126 87-3.12-0.88 6.74+12.62+24.38+3.26 88125 37.65-(7.65+5.4) 347+657+7 3838+3862
5、 49102249 125788 8.332.434.57 9937 6.7-2.633.3-3.37 41000(415)3.572+6.528 58248(8578) 840287018 343.460.66 74(16726) 37-56+73-44 2.536 4.5108 248302 6.7125 5.52278 5.5 2034.6 20346-346 9978 499999 98101 9810198 4999+49 4545264573 3836368 25x(4+8) (300+6)x12 125x(35+8) (13+24)x8 84x101 504x25 78x102
6、25x204 99x64 99x16 638x99 999x99 99X13+13 25+199X2532X16+14X32 78X4+78X3+78X3 125X32X8 25X32X125 88X125 72X125 3600254 8100475 300012581250255 1200-624-76 2100-728-772273-73-27 847-527-273 278+463+22+37732+580+268 1034+780320+102 425+14+186 214-(86+14) 787-(87-29) 365-(65+118)455-(155+230) 576-285+8
7、5 825-657+57690-177+77 755-287+87 871-299157-99 363-199 968-599178X101-178 83X102-83X2 17X23-23X735X127-35X16-11X35 64(8X2) 1000(125X4)375X(109-9) 456X(99+1) 600-6015 20X420X4 736-35X20 25X425X498-18X5+25 56X856X8 25X825X8280-80 4 12X612X6 175-752580-20X2+60 36X936X936-366-6 25X8(25X8)100+45-100+45 15X97+3 100+1-100+1 48X99+1 1000+8-1000+8 5+95X28 102+1-102+1 65+35X13 25+75-25+75 40+36020-1013+24X8 672-36+64 324-68+32 100-36+6413546 10546 70370 82050 30870= 80450= 90040=751228035 48(3217)30(5641824)12 490210(75025)-