คณิตศาสตร์เร็ว - เพิ่มจำนวนเป็นสองเท่า! - Statistics

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General Stats

This quiz has been taken 5,396 times
The average score is 8 of 20

Answer Stats

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

Score Distribution

Percent of People with Each Score

Percentile by Number Answered

Your Score History

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