三位数乘两位数练习题及答案

1、.1.865 6=21.612 12=41 .457 69=61 .862 68=81 .755 29=2.541 9=22.681 54=42 .683 40=62 .254 24=82 .260 23=3.123 25=23.724 6=43 .118 58=63 .148 42=83 .979 18=4.84 33=24.509 61=44 .728 31=64 .454 40=84 .75 29=5.509 55=25.813 79=45 .927 9=65 .955 61=85 .441 55=6.275 17=26.580 55=46 .46 20=66 .404 49=86 .4

2、66 91=7.479 77=27.853 82=47 .186 11=67 .760 45=87 .598 77=8.954 61=28.115 70=48 .33 49=68 .78 71=88 .121 11=9.758 89=29.263 47=49 .371 27=69 .651 46=89 .370 70=10.531 3=30.173 48=50 .934 21=70 .60 53=90 .559 26=11.804 11=31.495 93=51 .461 23=71 .25 4=91 .979 67=12.939 90=32.563 57=52 .514 48=72 .885

3、 30=92 .191 36=13.944 53=33.834 86=53 .948 48=73 .661 10=93 .952 94=14.236 36=34.671 12=54 .552 97=74 .569 67=94 .557 41=15.87 47=35.953 48=55 .436 87=75 .827 89=95 .999 59=16.230 43=36.702 39=56 .282 38=76 .340 26=96 .298 92=17.435 98=37.827 36=57 .831 46=77 .479 60=97 .825 16=18.24 47=38.967 29=58

4、 .610 48=78 .114 77=98 .245 52=19.203 64=39.70 61=59 .56 84=79 .450=99 .967 68=;.20.414 19=40 .617 92=60 .416 10=80 .188 38=100. 283 87=答案 41.519021 .734441 .3153361 .5861681 .218952.486922 .3677442 .2732062 .609682 .59803.307523 .434443 .684463 .621683 .176224.277224 .3104944 .2256864 .1816084 .217

5、55.2799525 .6422745 .834365 .5825585 .242556.467526 .3190046 .92066 .1979686 .424067.3688327 .6994647 .204667 .3420087 .460468.5819428 .805048 .161768 .553888 .13319.6746229 .1236149 .1001769 .2994689 .2590010.159330 .830450 .1961470 .318090 .1453411.884431 .4603551 .1060371 .10091 .6559312.8451032 .3209152 .2467272 .2655092 .687613.5003233 .7172453 .4550473 .661093 .8948814.849634 .805254 .5354474 .3812394 .2283715.408935 .4574455 .3793275 .7360395 .5894116.989036 .2737856 .1071676 .884096 .27416;.17 .4263037 .2977257 .3822677 .2874097 .1320018 .112838 .2804358 .2928078 .87789