Statistiques concernant Calcul mental rapide - doublez le nombre

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Statistiques générales
Statistiques - réponses
Distribution des résultats
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Statistiques générales

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Statistiques - réponses

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