六年级数学口算及答案.docx

六年级数学口算及答案 【篇一：六年级口算题及答案】 xt>14 －7.4＝6.6, 0.65＋4.35＝ 5 10－5.4＝4.6, 1.5－0.06＝1.44 0.36＋1.54＝2 3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4 1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4 3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5 32.8＋19 ＝51.8, 0.87－0.49＝0.38 1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100) 2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100) 3.8+2-8+2 4.25*4/25*4 5.7.26-(5.26-1.5) 6.286+198 7.314-202 8.526+301 9.223-99 10.6.25+3.85-2.125+3.875 11.9-2456*21 12.0.5/11.5-4*2.75 14.3.375+5.75+2.25+6.625 17.2.1*4.3+5.7*2.1 19.102*45-328 21.2.8*3.1+17.6/8 23.(50-12.5)/2.5 25.6110*47+639 26.1/2-1/6 27.3.5*2.7-52.2/18 29.3.375*0.97+0.97*6.625 31.6.54+2.4+3.46+0.6 32.5/6-1/2 33.95.6*1.8+95.6*8.2 35.600-420/12 36.344/3.6-5.4*0.25 37.16/2+30/2+90/6 38.3001-1998. 39.5000-105*34 40.0.15/0.25+0.75*1.2 41.(1/2+1/3+1/4)*0.24 42.(25+4)*4 43.300-4263/21 44.0.81/0.25+5.96 51.0.25*2.69*4 52.2348+275*16 53.2/9*15/8-1/12*9/5 54.2.4+2.4*(5.375-3.375) 55.645-45*12 56.0.15+1.2/0.24-0.45 57.3.75-(2.35+0.25/1.25) 58.76*1/4+23*25/100+0.25 59.10-2.87-7.13 60.0.96+9.6*9.9 61.7.5-5.7*1/3 62.12.37-3.25-6.75 63.16*6.8+2.2*16+16 64.401*19+284 65.58.7-16.65/3.7 66.0.4*4.7*2.5+(2.3+5.3) 67.9.31-1.125-7.875 68.640+128*45 69.8.2*1.6-0.336/4.2 70.400*(0.62+0.08) 59+73=132 83+38=121 56+74=130 162+959=1021 135+69=204 536+469=1000 915+85=1000 351+649=1000 208+792=1000 873+127=1000 989+109=1098 641+359=1000 936+64=1000 183+817=1000 649+326=1075 720-465=255 800-235=565 905-245=660 634-57=577459-68=391 754-697=57900-768=132 953-804=149 801-765=36200-94=106706-327=379 936-588=348 825-648=177 728-439=289 473-387=86400-84=316302-187=115 517-253=264 908-129=779 716-224=492 483-194=289 800-324=476 975-385=590 500-222=278 906-345=561 900+820=1720 235+198=433 398+299=697 620-489=131 502-488=14806-728=78594+382=976 469+247=516 365+640=1005 548-279=269 249+781=1030 900-374=526 724-385=339 690-305=385 800-465=335 638-276=362 905-368=537 243+467=710 687+329=1016 47+98=145 706-499=207 888+135=1023 36