Matemáticas rápidas: ¡duplica ese número! - Estadísticas

Estadísticas generales
  • Esta prueba ha sido intentada 1.806 veces
  • La puntuación promedio es 12 de 20
Estadísticas de respuestas
número doble % Correcto
50 100
100%
510 1020
100%
6 12
100%
602 1204
100%
61 122
100%
615 1230
100%
62 124
100%
623 1246
100%
65 130
100%
7 14
100%
71 142
100%
725 1450
100%
738 1476
100%
74 148
100%
744 1488
100%
770 1540
100%
775 1550
100%
8 16
100%
802 1604
100%
805 1610
100%
854 1708
100%
90 180
100%
952 1904
100%
100 200
100%
107 214
100%
11 22
100%
13 26
100%
130 260
100%
131 262
100%
134 268
100%
137 274
100%
17 34
100%
19 38
100%
205 410
100%
211 422
100%
212 424
100%
240 480
100%
25 50
100%
26 52
100%
292 584
100%
302 604
100%
306 612
100%
33 66
100%
354 708
100%
40 80
100%
44 88
100%
460 920
100%
465 930
100%
15 30
94%
301 602
94%
440 880
94%
501 1002
93%
120 240
93%
202 404
93%
75 150
92%
823 1646
92%
101 202
92%
150 300
92%
16 32
92%
190 380
92%
200 400
92%
290 580
92%
304 608
92%
407 814
92%
420 840
92%
43 86
92%
709 1418
91%
900 1800
91%
125 250
91%
141 282
91%
22 44
91%
29 58
91%
41 82
91%
5 10
90%
502 1004
90%
504 1008
90%
57 114
90%
58 116
90%
814 1628
90%
840 1680
90%
901 1802
90%
910 1820
90%
102 204
90%
113 226
90%
24 48
90%
350 700
90%
413 826
90%
550 1100
89%
63 126
89%
112 224
89%
117 234
89%
119 238
89%
124 248
89%
132 264
89%
153 306
89%
20 40
89%
207 414
89%
242 484
89%
246 492
89%
31 62
89%
356 712
89%
409 818
89%
46 92
89%
520 1040
88%
526 1052
88%
605 1210
88%
67 134
88%
813 1626
88%
10 20
88%
108 216
88%
220 440
88%
223 446
88%
235 470
88%
247 494
88%
324 648
88%
326 652
88%
34 68
88%
411 822
88%
417 834
88%
710 1420
87%
806 1612
87%
390 780
87%
424 848
87%
528 1056
86%
68 136
86%
81 162
86%
104 208
86%
122 244
86%
138 276
86%
215 430
86%
244 488
86%
300 600
86%
39 78
86%
421 842
86%
447 894
86%
470 940
86%
64 128
85%
644 1288
85%
110 220
85%
216 432
85%
224 448
85%
503 1006
83%
569 1138
83%
582 1164
83%
60 120
83%
607 1214
83%
620 1240
83%
70 140
83%
733 1466
83%
750 1500
83%
801 1602
83%
82 164
83%
844 1688
83%
86 172
83%
88 176
83%
9 18
83%
904 1808
83%
922 1844
83%
927 1854
83%
103 206
83%
111 222
83%
143 286
83%
151 302
83%
154 308
83%
160 320
83%
21 42
83%
219 438
83%
229 458
83%
260 520
83%
265 530
83%
27 54
83%
315 630
83%
32 64
83%
325 650
83%
353 706
83%
376 752
83%
38 76
83%
406 812
83%
412 824
83%
415 830
83%
430 860
83%
445 890
83%
553 1106
82%
650 1300
82%
818 1636
82%
221 442
82%
270 540
82%
410 820
82%
902 1804
81%
514 1028
80%
549 1098
80%
570 1140
80%
603 1206
80%
610 1220
80%
616 1232
80%
622 1244
80%
701 1402
80%
706 1412
80%
714 1428
80%
909 1818
80%
924 1848
80%
943 1886
80%
142 284
80%
172 344
80%
189 378
80%
198 396
80%
234 468
80%
236 472
80%
241 482
80%
297 594
80%
308 616
80%
343 686
80%
360 720
80%
372 744
80%
385 770
80%
394 788
80%
403 806
80%
414 828
80%
419 838
80%
515 1030
79%
91 182
79%
973 1946
79%
133 266
79%
171 342
79%
49 98
79%
500 1000
78%
51 102
78%
512 1024
78%
530 1060
78%
532 1064
78%
580 1160
78%
59 118
78%
631 1262
78%
632 1264
78%
702 1404
78%
98 196
78%
181 362
78%
195 390
78%
222 444
78%
249 498
78%
30 60
78%
37 74
78%
380 760
78%
454 908
78%
629 1258
77%
724 1448
77%
745 1490
77%
848 1696
77%
116 232
77%
180 360
77%
209 418
77%
305 610
77%
332 664
77%
402 804
77%
480 960
77%
508 1016
75%
513 1026
75%
518 1036
75%
535 1070
75%
583 1166
75%
618 1236
75%
619 1238
75%
661 1322
75%
69 138
75%
708 1416
75%
73 146
75%
789 1578
75%
808 1616
75%
83 166
75%
84 168
75%
907 1814
75%
912 1824
75%
92 184
75%
945 1890
75%
961 1922
75%
981 1962
75%
105 210
75%
14 28
75%
161 322
75%
167 334
75%
175 350
75%
206 412
75%
210 420
75%
23 46
75%
230 460
75%
231 462
75%
245 490
75%
251 502
75%
277 554
75%
280 560
75%
311 622
75%
321 642
75%
323 646
75%
328 656
75%
35 70
75%
370 740
75%
387 774
75%
401 802
75%
431 862
75%
450 900
75%
461 922
75%
493 986
75%
521 1042
73%
543 1086
73%
544 1088
73%
548 1096
73%
55 110
73%
609 1218
73%
640 1280
73%
660 1320
73%
77 154
73%
80 160
73%
121 242
73%
123 246
73%
145 290
73%
204 408
73%
261 522
73%
427 854
73%
451 902
73%
459 918
73%
54 108
71%
598 1196
71%
606 1212
71%
614 1228
71%
651 1302
71%
722 1444
71%
732 1464
71%
736 1472
71%
754 1508
71%
781 1562
71%
800 1600
71%
803 1606
71%
853 1706
71%
915 1830
71%
934 1868
71%
94 188
71%
949 1898
71%
95 190
71%
140 280
71%
183 366
71%
186 372
71%
226 452
71%
238 476
71%
28 56
71%
282 564
71%
307 614
71%
313 626
71%
320 640
71%
335 670
71%
344 688
71%
348 696
71%
398 796
71%
433 866
71%
45 90
71%
492 984
71%
506 1012
70%
633 1266
70%
758 1516
70%
825 1650
70%
908 1816
70%
921 1842
70%
93 186
70%
152 304
70%
197 394
70%
227 454
70%
312 624
70%
331 662
70%
334 668
70%
341 682
70%
42 84
70%
423 846
70%
441 882
70%
519 1038
69%
712 1424
69%
835 1670
69%
855 1710
69%
99 198
69%
109 218
69%
157 314
69%
294 588
69%
299 598
69%
303 606
69%
511 1022
67%
516 1032
67%
52 104
67%
575 1150
67%
600 1200
67%
611 1222
67%
627 1254
67%
645 1290
67%
654 1308
67%
66 132
67%
662 1324
67%
700 1400
67%
705 1410
67%
715 1430
67%
720 1440
67%
761 1522
67%
786 1572
67%
792 1584
67%
799 1598
67%
804 1608
67%
810 1620
67%
815 1630
67%
828 1656
67%
830 1660
67%
831 1662
67%
833 1666
67%
877 1754
67%
880 1760
67%
881 1762
67%
89 178
67%
903 1806
67%
911 1822
67%
914 1828
67%
917 1834
67%
920 1840
67%
933 1866
67%
106 212
67%
115 230
67%
118 236
67%
12 24
67%
156 312
67%
168 336
67%
214 428
67%
228 456
67%
233 466
67%
239 478
67%
254 508
67%
256 512
67%
275 550
67%
295 590
67%
309 618
67%
318 636
67%
333 666
67%
337 674
67%
340 680
67%
349 698
67%
351 702
67%
358 716
67%
361 722
67%
393 786
67%
432 864
67%
437 874
67%
449 898
67%
491 982
67%
499 998
67%
678 1356
65%
126 252
65%
355 710
65%
505 1010
64%
524 1048
64%
541 1082
64%
599 1198
64%
634 1268
64%
690 1380
64%
704 1408
64%
821 1642
64%
85 170
64%
850 1700
64%
871 1742
64%
96 192
64%
968 1936
64%
114 228
64%
18 36
64%
201 402
64%
203 406
64%
243 486
64%
252 504
64%
288 576
64%
314 628
64%
395 790
64%
397 794
64%
47 94
64%
484 968
64%
552 1104
63%
590 1180
63%
608 1216
63%
630 1260
63%
643 1286
63%
657 1314
63%
658 1316
63%
663 1326
63%
673 1346
63%
680 1360
63%
780 1560
63%
817 1634
63%
851 1702
63%
861 1722
63%
898 1796
63%
923 1846
63%
925 1850
63%
992 1984
63%
129 258
63%
149 298
63%
162 324
63%
164 328
63%
170 340
63%
187 374
63%
273 546
63%
408 816
63%
444 888
63%
455 910
63%
743 1486
62%
798 1596
62%
846 1692
62%
928 1856
62%
489 978
62%
509 1018
60%
523 1046
60%
529 1058
60%
53 106
60%
534 1068
60%
545 1090
60%
546 1092
60%
559 1118
60%
562 1124
60%
565 1130
60%
572 1144
60%
595 1190
60%
596 1192
60%
613 1226
60%
617 1234
60%
624 1248
60%
646 1292
60%
670 1340
60%
671 1342
60%
693 1386
60%
703 1406
60%
707 1414
60%
719 1438
60%
72 144
60%
721 1442
60%
723 1446
60%
76 152
60%
79 158
60%
841 1682
60%
857 1714
60%
895 1790
60%
906 1812
60%
941 1882
60%
963 1926
60%
985 1970
60%
990 1980
60%
127 254
60%
128 256
60%
135 270
60%
139 278
60%
165 330
60%
176 352
60%
179 358
60%
194 388
60%
213 426
60%
225 450
60%
272 544
60%
293 586
60%
310 620
60%
316 632
60%
400 800
60%
425 850
60%
456 912
60%
481 962
60%
490 980
60%
539 1078
58%
540 1080
58%
592 1184
58%
653 1306
58%
774 1548
58%
882 1764
58%
916 1832
58%
935 1870
58%
146 292
58%
298 596
58%
342 684
58%
382 764
58%
457 914
58%
593 1186
57%
656 1312
57%
675 1350
57%
760 1520
57%
816 1632
57%
897 1794
57%
97 194
57%
970 1940
57%
184 368
57%
317 634
57%
345 690
57%
364 728
57%
392 784
57%
495 990
57%
522 1044
56%
601 1202
56%
638 1276
56%
639 1278
56%
674 1348
56%
682 1364
56%
683 1366
56%
726 1452
56%
836 1672
56%
860 1720
56%
864 1728
56%
905 1810
56%
918 1836
56%
946 1892
56%
155 310
56%
192 384
56%
276 552
56%
291 582
56%
36 72
56%
368 736
56%
438 876
56%
443 886
56%
462 924
56%
496 992
56%
558 1116
55%
564 1128
55%
635 1270
55%
717 1434
55%
727 1454
55%
728 1456
55%
734 1468
55%
865 1730
55%
994 1988
55%
255 510
55%
285 570
55%
336 672
55%
439 878
55%
604 1208
54%
136 272
54%
177 354
54%
347 694
54%
352 704
54%
453 906
54%
479 958
54%
621 1242
53%
416 832
53%
517 1034
50%
542 1084
50%
547 1094
50%
551 1102
50%
560 1120
50%
576 1152
50%
586 1172
50%
625 1250
50%
626 1252
50%
649 1298
50%
667 1334
50%
685 1370
50%
695 1390
50%
699 1398
50%
711 1422
50%
713 1426
50%
730 1460
50%
752 1504
50%
755 1510
50%
759 1518
50%
763 1526
50%
768 1536
50%
772 1544
50%
787 1574
50%
788 1576
50%
790 1580
50%
794 1588
50%
807 1614
50%
809 1618
50%
811 1622
50%
824 1648
50%
834 1668
50%
884 1768
50%
892 1784
50%
894 1788
50%
899 1798
50%
930 1860
50%
931 1862
50%
942 1884
50%
950 1900
50%
951 1902
50%
953 1906
50%
955 1910
50%
959 1918
50%
966 1932
50%
967 1934
50%
991 1982
50%
144 288
50%
147 294
50%
159 318
50%
169 338
50%
174 348
50%
185 370
50%
188 376
50%
191 382
50%
199 398
50%
208 416
50%
217 434
50%
253 506
50%
257 514
50%
259 518
50%
262 524
50%
266 532
50%
268 536
50%
271 542
50%
274 548
50%
281 562
50%
286 572
50%
319 638
50%
330 660
50%
339 678
50%
362 724
50%
366 732
50%
383 766
50%
391 782
50%
399 798
50%
405 810
50%
426 852
50%
435 870
50%
442 884
50%
446 892
50%
448 896
50%
452 904
50%
475 950
50%
477 954
50%
48 96
50%
485 970
50%
488 976
50%
494 988
50%
497 994
50%
533 1066
47%
359 718
47%
464 928
47%
556 1112
46%
659 1318
46%
779 1558
46%
858 1716
46%
971 1942
46%
258 516
46%
322 644
46%
357 714
46%
672 1344
45%
716 1432
45%
718 1436
45%
757 1514
45%
832 1664
45%
843 1686
45%
932 1864
45%
264 528
45%
371 742
45%
418 836
45%
458 916
45%
473 946
45%
525 1050
44%
536 1072
44%
56 112
44%
563 1126
44%
641 1282
44%
731 1462
44%
773 1546
44%
784 1568
44%
878 1756
44%
879 1758
44%
883 1766
44%
887 1774
44%
936 1872
44%
989 1978
44%
993 1986
44%
182 364
44%
269 538
44%
338 676
44%
389 778
44%
396 792
44%
422 844
44%
474 948
44%
498 996
44%
689 1378
43%
753 1506
43%
849 1698
43%
874 1748
43%
896 1792
43%
940 1880
43%
944 1888
43%
948 1896
43%
983 1966
43%
267 534
43%
279 558
43%
287 574
43%
363 726
43%
369 738
43%
487 974
43%
557 1114
42%
666 1332
42%
686 1372
42%
735 1470
42%
766 1532
42%
769 1538
42%
954 1908
42%
163 326
42%
166 332
42%
466 932
42%
476 952
42%
771 1542
41%
531 1062
40%
612 1224
40%
642 1284
40%
652 1304
40%
677 1354
40%
681 1362
40%
697 1394
40%
740 1480
40%
747 1494
40%
765 1530
40%
776 1552
40%
782 1564
40%
842 1684
40%
866 1732
40%
886 1772
40%
893 1786
40%
960 1920
40%
972 1944
40%
248 496
40%
289 578
40%
373 746
40%
381 762
40%
384 768
40%
386 772
40%
404 808
40%
429 858
40%
471 942
40%
472 944
40%
482 964
40%
483 966
40%
537 1074
38%
554 1108
38%
668 1336
38%
669 1338
38%
741 1482
38%
795 1590
38%
812 1624
38%
822 1644
38%
826 1652
38%
838 1676
38%
852 1704
38%
862 1724
38%
889 1778
38%
965 1930
38%
173 346
38%
218 436
38%
237 474
38%
434 868
38%
467 934
38%
566 1132
36%
573 1146
36%
585 1170
36%
664 1328
36%
665 1330
36%
737 1474
36%
739 1478
36%
797 1594
36%
876 1752
36%
885 1770
36%
975 1950
36%
982 1964
36%
988 1976
36%
196 392
36%
250 500
36%
379 758
36%
388 776
35%
507 1014
33%
527 1054
33%
561 1122
33%
571 1142
33%
574 1148
33%
581 1162
33%
594 1188
33%
647 1294
33%
742 1484
33%
751 1502
33%
767 1534
33%
78 156
33%
845 1690
33%
870 1740
33%
872 1744
33%
873 1746
33%
891 1782
33%
919 1838
33%
929 1858
33%
937 1874
33%
947 1894
33%
958 1916
33%
962 1924
33%
964 1928
33%
969 1938
33%
980 1960
33%
984 1968
33%
987 1974
33%
148 296
33%
193 386
33%
284 568
33%
346 692
33%
365 730
33%
367 734
33%
375 750
33%
578 1156
31%
655 1310
31%
783 1566
31%
584 1168
30%
591 1182
30%
597 1194
30%
696 1392
30%
748 1496
30%
749 1498
30%
986 1972
30%
374 748
30%
468 936
30%
486 972
30%
555 1110
29%
589 1178
29%
679 1358
29%
688 1376
29%
691 1382
29%
692 1384
29%
839 1678
29%
979 1958
29%
296 592
29%
538 1076
27%
588 1176
27%
648 1296
27%
684 1368
27%
867 1734
27%
890 1780
27%
974 1948
27%
567 1134
25%
568 1136
25%
628 1256
25%
687 1374
25%
756 1512
25%
762 1524
25%
764 1528
25%
820 1640
25%
827 1654
25%
869 1738
25%
913 1826
25%
938 1876
25%
158 316
25%
278 556
25%
327 654
25%
329 658
25%
428 856
25%
478 956
23%
698 1396
22%
778 1556
22%
793 1586
22%
819 1638
22%
863 1726
22%
957 1914
22%
978 1956
22%
178 356
22%
579 1158
20%
587 1174
20%
676 1352
20%
729 1458
20%
847 1694
20%
875 1750
20%
436 872
20%
785 1570
18%
888 1776
18%
577 1154
17%
637 1274
17%
859 1718
17%
939 1878
17%
232 464
17%
263 526
17%
283 566
17%
377 754
17%
463 926
17%
746 1492
14%
777 1554
14%
791 1582
14%
829 1658
14%
868 1736
14%
926 1852
14%
976 1952
14%
469 938
14%
956 1912
13%
636 1272
11%
977 1954
11%
694 1388
10%
856 1712
8%
378 756
8%
796 1592
0%
837 1674
0%
87 174
0%
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