30 simple arithmetic exercises for computing without paper and pencil
English
Başlangıç
Some simple arithmetic exercises for calculations without paper and pencil
Açıklama
Etiketler
30
Soru
10 san
Soru başı
0:55
Ortalama süre
Diskalifiye
Yarışma Puanı
5
Katılımcı
Unfortunately, this test will not be able to receive a prize:
Missing explanations.