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Matemàtiques ràpides: el doble d'aquest número!

Pots duplicar tots aquests nombres dins del límit de temps? Posa a prova les teves habilitats matemàtiques mentals!
Aquest qüestionari canvia cada cop que jugues!
Autor anglès: Quizmaster
This quiz is in Catalan
Quiz by Jerry928
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Last updated: August 31, 2023
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First submittedAugust 31, 2023
Times taken1
Average score90.0%
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nombre
doble
881
1762
655
1310
436
872
399
798
398
796
nombre
doble
142
284
243
486
905
1810
220
440
961
1922
nombre
doble
99
198
449
898
8
16
611
1222
608
1216
nombre
doble
239
478
963
1926
365
730
529
1058
102
204
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