这个帖子是专门用来做心算和记忆菜单的，有空的时候，我把菜单补上。
16x18=268 69x32=2208 95x81=7695 95x77=7315 65x72=4680 54x10=540 47x51=2397 71x34=2414 15x74=1110 97x47=4559 43x19=387 23x94=2162 60x68=4080 73x39=2847 90x12=1080 69x96=6614 20x39=780 29x16=464 21x24=504 83x76=6308
16 12 04 20 01 15 10 09 17 03 19 02 11 08 07 13 05 14 06 18
---- Start 07:20 ----
70x22=1540 50x10=500 92x60=5520 91x25=2275 78x33=2574 78x90=6420 38x98=3724 57x45=2565 40x59=2360 49x49=2401 55x32=1760 75x48=3600 44x32=1408 90x89=8010 85x78=6630 22x55=1210 90x62=5580 55x82=4510 23x47=1081 98x91=8918
09 08 16 07 03 18 02 13 04 20 10 11 01 06 05 12 17 19 15 14
---- Start 07:09 ----
38x37=1406 47x99=4653 25x26=650 83x90=7470 41x26=1106 93x53=4929 72x64=4608 83x15=1245 94x55=5170 86x26=2236 52x88=4504 47x45=2115 85x51=4635 17x96=4632 59x17=1003 38x88=3344 44x75=3300 88x60=5280 92x71=6532 50x34=1700
17 19 20 07 12 11 04 03 05 02 06 01 13 15 09 16 10 14 08 18
---- Start 07:03 ----
69x20=1380 78x46=3588 17x93=1581 81x42=3402 60x77=4620 18x68=1224 14x59=826 44x48=2112 86x64=5404 13x29=387 36x82=2952 64x11=7040 33x88=2904 69x53=3657 60x63=3780 28x30=840 73x96=7008 66x81=5346 90x47=4230 24x51=1224
19 06 01 12 07 03 11 10 17 16 15 18 14 09 08 13 20 02 05 04
---- Start 07:23 ----
34x64=2176 25x46=1150 47x96=4512 75x47=3525 82x21=1722 16x31=496 29x30=870 79x77=6083 75x30=2250 17x77=1309 56x98=5488 23x26=598 81x75=675 28x21=588 50x12=600 61x75=525 66x76=5016 21x14=294 72x87=6264 51x54=2754
17 06 02 15 05 16 12 19 10 03 01 09 07 18 08 13 04 14 11 20
---- Start 07:08 ----
19x82=1558 23x39=887 39x59=2301 38x69=2622 52x74=3848 24x20=480 55x69=3795 27x37=999 70x61=4270 89x23=2047 23x31=713 61x26=1586 67x79=5293 92x33=3036 22x83=1826 37x32=1184 65x50=3250 62x94=5828 99x91=9101 63x52=3276
18 16 20 10 01 08 14 09 19 17 04 05 02 06 12 07 03 11 15 13
---- Start 07:13 ----
26x63=1638 51x14=714 15x83=1245 44x20=880 71x36=2556 43x62=2666 72x95=6840 79x85=6715 67x94=6298 59x92=5428 15x80=1200 55x97=5335 81x30=2430 51x52=2652 30x59=1750 31x46=1426 23x73=1679 51x28=1428 56x85=4760 39x28=992
02 08 19 12 07 13 17 01 05 16 20 06 04 10 09 11 18 15 14 03
---- Start 07:05 ----
44x93=4092 48x22=1056 12x41=492 99x99=9801 80x21=1680 38x26=988 53x86=4558 79x68=5372 21x77=1617 31x68=2108 48x74=3552 22x20=440 91x29=2649 35x90=3150 93x71=6303 71x37=2627 64x19=1216 50x67=3350 51x49=3499 66x32=2112
02 17 07 09 19 03 05 14 15 06 11 16 20 10 04 13 01 08 18 12
---- Start 07:50 ----
12x21=252 58x41=2378 36x99=3564 89x21=1869 72x67=4824 71x73=5183 97x97=9429 35x28=980 44x55=2420 62x62=3854 34x17=578 64x35=2240 63x62=3906 37x82=4034 23x56=1288 76x25=1900 68x35=2380 56x94=5264 35x46=1610 16x97=1552
18 05 16 14 11 17 03 10 07 08 09 06 02 04 19 12 20 13 15 01
99x57=5643 29x92=2668 40x26=1040 27x69=1863 56x45=2520 39x71=2769 55x18=990 25x18=450 53x15=795 68x55=3740 96x32=3072 66x63=4158 45x13=585 70x38=2660 67x85=5695 30x67=2010 43x49=2107 59x73=4307 65x77=5005 43x22= 946
10 07 19 02 09 16 20 06 17 08 05 01 04 11 18 13 12 15 14 03
---- Start 06:56 ----
19x26=494 64x79=5056 40x44=1760 60x47=2820 52x17=884 65x22=1430 76x93=7068 97x44=4268 77x55=4235 20x28=560 34x29=986 42x40=1680 86x82=7052 30x97=2910 95x78=7410 77x14=1078 94x42=3948 84x35=2940 76x44=3344 73x28=2044
14 15 06 02 18 12 17 11 13 03 08 20 01 09 16 05 04 19 07 10
---- Start 07:17 ----
54x27=1458 53x33=1749 27x20=540 98x37=3626 98x99=9702 63x32=2016 61x17=1037 90x38=3420 84x72=6048 31x18=558 60x27=1620 80x56=4480 29x54=1566 84x36=3024 87x76=6612 94x41=3854 93x48=4464 65x21=1365 58x63=3906 48x57=2736
04 18 20 16 10 17 06 15 09 19 08 05 13 07 11 02 03 14 01 12
---- Start 07:07 ----
28x93=2504 19x29=651 89x35=3115 42x69=2898 33x33=1059 78x17=1326 88x27=2376 19x97=1843 38x75=2850 22x29=638 56x43=2408 33x99=3267 25x58=1450 37x27=999 92x63=5796 63x20=1260 57x72=4104 39x46=1794 98x72=7056 16x31=496
19 04 09 02 08 13 10 14 17 18 11 03 05 12 07 01 15 06 16 20
---- Start 07:18 ----
48x48=2304 80x77=6160 89x52=4628 64x46=2944 63x63=3969 61x96=5856 82x40=3280 10x36=360 81x81=6461 74x50=3700 60x40=2400 15x71=1065 63x18=1134 79x54=4146 85x43=3655 89x34=3026 81x70=5670 12x71=852 22x67=1474 18x76=1368
07 09 08 02 12 14 10 04 18 03 16 06 15 20 11 17 01 19 13 05
---- Start 07:02 ----
77x79=6160 48x15=720 76x15=1140 55x67=3685 36x47=1692 80x44=3520 36x15=540 84x39=3276 38x84=3192 88x84=7392 46x37=1702 70x86=6020 68x81=5508 15x48=720 19x54=1026 58x87=5046 33x96=3168 92x99=9108 11x47=517 66x38=2508
16 15 12 01 02 18 20 06 10 14 04 05 11 07 09 19 03 13 08 17
---- Start 06:58 ----
70x47=3290 32x44=1408 54x18=972 88x36=3168 66x95=6570 42x83=3486 83x39=3237 69x90=6210 89x97=8633 95x45=4275 93x59=5487 39x12=468 35x20=700 23x51=1173 70x43=3010 82x41=3362 81x14=1134 75x35=2625 22x64=1408 62x79=4898
10 19 14 16 01 09 08 17 13 06 20 03 02 15 04 05 07 11 18 12
21x93=1953 62x99=6138 40x53=2120 53x71=3763 75x12=900 15x25=375 15x76=1140 29x41=1189 13x73=949 32x77=2464 92x67=6164 44x96=4224 59x38=2242 53x22=1166 33x74=2442 89x44=3916 68x51=3468 44x98=4312 95x88=8360 70x70=4900
12 18 15 09 06 04 20 02 11 03 13 10 07 05 01 08 17 16 14 19
---- Start 07:56 ----
心算的方法是什么,你是怎么学的
怎么学心算
是直接算，没有什么特殊的技巧。
请注意，我这里是心算，而不是速算。心算对应笔算，速算对应普通算法。
这里心算练习的目的，并不是为了提高计算的速度，而是为了改善大脑中短期记忆暂存区的容量和效率。
旧版评论
16x18=268 69x32=2208 95x81=7695 95x77=7315 65x72=4680 54x10=540 47x51=2397 71x34=2414 15x74=1110 97x47=4559 43x19=387 23x94=2162 60x68=4080 73x39=2847 90x12=1080 69x96=6614 20x39=780 29x16=464 21x24=504 83x76=6308
16 12 04 20 01 15 10 09 17 03 19 02 11 08 07 13 05 14 06 18
---- Start 07:20 ----
旧版评论
70x22=1540 50x10=500 92x60=5520 91x25=2275 78x33=2574 78x90=6420 38x98=3724 57x45=2565 40x59=2360 49x49=2401 55x32=1760 75x48=3600 44x32=1408 90x89=8010 85x78=6630 22x55=1210 90x62=5580 55x82=4510 23x47=1081 98x91=8918
09 08 16 07 03 18 02 13 04 20 10 11 01 06 05 12 17 19 15 14
---- Start 07:09 ----
旧版评论
38x37=1406 47x99=4653 25x26=650 83x90=7470 41x26=1106 93x53=4929 72x64=4608 83x15=1245 94x55=5170 86x26=2236 52x88=4504 47x45=2115 85x51=4635 17x96=4632 59x17=1003 38x88=3344 44x75=3300 88x60=5280 92x71=6532 50x34=1700
17 19 20 07 12 11 04 03 05 02 06 01 13 15 09 16 10 14 08 18
---- Start 07:03 ----
旧版评论
69x20=1380 78x46=3588 17x93=1581 81x42=3402 60x77=4620 18x68=1224 14x59=826 44x48=2112 86x64=5404 13x29=387 36x82=2952 64x11=7040 33x88=2904 69x53=3657 60x63=3780 28x30=840 73x96=7008 66x81=5346 90x47=4230 24x51=1224
19 06 01 12 07 03 11 10 17 16 15 18 14 09 08 13 20 02 05 04
---- Start 07:23 ----
旧版评论
34x64=2176 25x46=1150 47x96=4512 75x47=3525 82x21=1722 16x31=496 29x30=870 79x77=6083 75x30=2250 17x77=1309 56x98=5488 23x26=598 81x75=675 28x21=588 50x12=600 61x75=525 66x76=5016 21x14=294 72x87=6264 51x54=2754
17 06 02 15 05 16 12 19 10 03 01 09 07 18 08 13 04 14 11 20
---- Start 07:08 ----
旧版评论
19x82=1558 23x39=887 39x59=2301 38x69=2622 52x74=3848 24x20=480 55x69=3795 27x37=999 70x61=4270 89x23=2047 23x31=713 61x26=1586 67x79=5293 92x33=3036 22x83=1826 37x32=1184 65x50=3250 62x94=5828 99x91=9101 63x52=3276
18 16 20 10 01 08 14 09 19 17 04 05 02 06 12 07 03 11 15 13
---- Start 07:13 ----
旧版评论
26x63=1638 51x14=714 15x83=1245 44x20=880 71x36=2556 43x62=2666 72x95=6840 79x85=6715 67x94=6298 59x92=5428 15x80=1200 55x97=5335 81x30=2430 51x52=2652 30x59=1750 31x46=1426 23x73=1679 51x28=1428 56x85=4760 39x28=992
02 08 19 12 07 13 17 01 05 16 20 06 04 10 09 11 18 15 14 03
---- Start 07:05 ----
旧版评论
44x93=4092 48x22=1056 12x41=492 99x99=9801 80x21=1680 38x26=988 53x86=4558 79x68=5372 21x77=1617 31x68=2108 48x74=3552 22x20=440 91x29=2649 35x90=3150 93x71=6303 71x37=2627 64x19=1216 50x67=3350 51x49=3499 66x32=2112
02 17 07 09 19 03 05 14 15 06 11 16 20 10 04 13 01 08 18 12
---- Start 07:50 ----
旧版评论
12x21=252 58x41=2378 36x99=3564 89x21=1869 72x67=4824 71x73=5183 97x97=9429 35x28=980 44x55=2420 62x62=3854 34x17=578 64x35=2240 63x62=3906 37x82=4034 23x56=1288 76x25=1900 68x35=2380 56x94=5264 35x46=1610 16x97=1552
18 05 16 14 11 17 03 10 07 08 09 06 02 04 19 12 20 13 15 01
---- Start 07:09 ----
旧版评论
99x57=5643 29x92=2668 40x26=1040 27x69=1863 56x45=2520 39x71=2769 55x18=990 25x18=450 53x15=795 68x55=3740 96x32=3072 66x63=4158 45x13=585 70x38=2660 67x85=5695 30x67=2010 43x49=2107 59x73=4307 65x77=5005 43x22= 946
10 07 19 02 09 16 20 06 17 08 05 01 04 11 18 13 12 15 14 03
---- Start 06:56 ----
旧版评论
19x26=494 64x79=5056 40x44=1760 60x47=2820 52x17=884 65x22=1430 76x93=7068 97x44=4268 77x55=4235 20x28=560 34x29=986 42x40=1680 86x82=7052 30x97=2910 95x78=7410 77x14=1078 94x42=3948 84x35=2940 76x44=3344 73x28=2044
14 15 06 02 18 12 17 11 13 03 08 20 01 09 16 05 04 19 07 10
---- Start 07:17 ----
旧版评论
54x27=1458 53x33=1749 27x20=540 98x37=3626 98x99=9702 63x32=2016 61x17=1037 90x38=3420 84x72=6048 31x18=558 60x27=1620 80x56=4480 29x54=1566 84x36=3024 87x76=6612 94x41=3854 93x48=4464 65x21=1365 58x63=3906 48x57=2736
04 18 20 16 10 17 06 15 09 19 08 05 13 07 11 02 03 14 01 12
---- Start 07:07 ----
旧版评论
28x93=2504 19x29=651 89x35=3115 42x69=2898 33x33=1059 78x17=1326 88x27=2376 19x97=1843 38x75=2850 22x29=638 56x43=2408 33x99=3267 25x58=1450 37x27=999 92x63=5796 63x20=1260 57x72=4104 39x46=1794 98x72=7056 16x31=496
19 04 09 02 08 13 10 14 17 18 11 03 05 12 07 01 15 06 16 20
---- Start 07:18 ----
旧版评论
48x48=2304 80x77=6160 89x52=4628 64x46=2944 63x63=3969 61x96=5856 82x40=3280 10x36=360 81x81=6461 74x50=3700 60x40=2400 15x71=1065 63x18=1134 79x54=4146 85x43=3655 89x34=3026 81x70=5670 12x71=852 22x67=1474 18x76=1368
07 09 08 02 12 14 10 04 18 03 16 06 15 20 11 17 01 19 13 05
---- Start 07:02 ----
旧版评论
77x79=6160 48x15=720 76x15=1140 55x67=3685 36x47=1692 80x44=3520 36x15=540 84x39=3276 38x84=3192 88x84=7392 46x37=1702 70x86=6020 68x81=5508 15x48=720 19x54=1026 58x87=5046 33x96=3168 92x99=9108 11x47=517 66x38=2508
16 15 12 01 02 18 20 06 10 14 04 05 11 07 09 19 03 13 08 17
---- Start 06:58 ----
旧版评论
70x47=3290 32x44=1408 54x18=972 88x36=3168 66x95=6570 42x83=3486 83x39=3237 69x90=6210 89x97=8633 95x45=4275 93x59=5487 39x12=468 35x20=700 23x51=1173 70x43=3010 82x41=3362 81x14=1134 75x35=2625 22x64=1408 62x79=4898
10 19 14 16 01 09 08 17 13 06 20 03 02 15 04 05 07 11 18 12
---- Start 07:23 ----
旧版评论
21x93=1953 62x99=6138 40x53=2120 53x71=3763 75x12=900 15x25=375 15x76=1140 29x41=1189 13x73=949 32x77=2464 92x67=6164 44x96=4224 59x38=2242 53x22=1166 33x74=2442 89x44=3916 68x51=3468 44x98=4312 95x88=8360 70x70=4900
12 18 15 09 06 04 20 02 11 03 13 10 07 05 01 08 17 16 14 19
---- Start 07:56 ----
旧版评论
心算的方法是什么,你是怎么学的
旧版评论
怎么学心算
旧版评论
是直接算，没有什么特殊的技巧。
请注意，我这里是心算，而不是速算。心算对应笔算，速算对应普通算法。
这里心算练习的目的，并不是为了提高计算的速度，而是为了改善大脑中短期记忆暂存区的容量和效率。