30 simple arithmetic exercises for computing without paper and pencil
English
ابتدایی
Some simple arithmetic exercises for calculations without paper and pencil
توضیحات
تگها
30
سوال
10 ثانیه
به ازای سوال
0:55
زمان متوسط
محروم شد
امتیازات مسابقه
5
شرکتکننده
Unfortunately, this test will not be able to receive a prize:
Missing explanations.