六年级数学口算及答案.docx

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1、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＝510－5.4＝4.6,1.5－0.06＝1.440.36＋1.54＝23/4+1/4=1,2+4/9=22/9,3-2/3=7/3,3/4-1/2=1/41/6+1/2-1/6=1/2,7.5-(2.5+3.8)=1.2,7/8+3/8=5/43/10+1/5=1/2,4/5-7/10=1/10,2-1/6-1/3=1.532.8＋19＝51.8,0.87－0.49＝0.381.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)

2、2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)3.8+2-8+24.25*4/25*45.7.26-(5.26-1.5)6.286+1987.314-2028.526+3019.223-9910.6.25+3.85-2.125+3.87511.9-2456*2112.0.5/11.5-4*2.7514.3.375+5.75+2.25+6.62517.2.1*4.3+5.7*2.119.102*45-32821.2.8*3.1+17.6/823.(50-12.5)/2.525.6110*47+63926.1/2-1/6

3、27.3.5*2.7-52.2/1829.3.375*0.97+0.97*6.62531.6.54+2.4+3.46+0.632.5/6-1/233.95.6*1.8+95.6*8.235.600-420/1236.344/3.6-5.4*0.2537.16/2+30/2+90/638.3001-1998.39.5000-105*3440.0.15/0.25+0.75*1.241.(1/2+1/3+1/4)*0.2442.(25+4)*443.300-4263/2144.0.81/0.25+5.9651.0.25*2.69*452.2348+27

4、5*1653.2/9*15/8-1/12*9/554.2.4+2.4*(5.375-3.375)55.645-45*1256.0.15+1.2/0.24-0.4557.3.75-(2.35+0.25/1.25)58.76*1/4+23*25/100+0.2559.10-2.87-7.1360.0.96+9.6*9.961.7.5-5.7*1/362.12.37-3.25-6.7563.16*6.8+2.2*16+1664.401*19+28465.58.7-16.65/3.766.0.4*4.7*2.5+(2.3+5.3)67.9.31-1.12

5、5-7.87568.640+128*4569.8.2*1.6-0.336/4.270.400*(0.62+0.08)59+73=13283+38=12156+74=130162+959=1021135+69=204536+469=1000915+85=1000351+649=1000208+792=1000873+127=1000989+109=1098641+359=1000936+64=1000183+817=1000649+326=1075720-465=255800-235=565905-245=660634-57=577459-68=3

6、91754-697=57900-768=132953-804=149801-765=36200-94=106706-327=379936-588=348825-648=177728-439=289473-387=86400-84=316302-187=115517-253=264908-129=779716-224=492483-194=289800-324=476975-385=590500-222=278906-345=561900+820=1720235+198=433398+299=697620-489=131502-488=14806-

7、728=78594+382=976469+247=516365+640=1005548-279=269249+781=1030900-374=526724-385=339690-305=385638-276=362243+467=71047+98=145800-465=335905-368=537687+329=1016706-499=207888+135=1023364+436=800947-828=119563+245=805655-135=520409+198=607500-367=133702+268=970298+76=374986-6

8、39+587=934385+215-476=124298+76=374768+2005=2773834-497=3371476-207=