อยากได้แบบฝึกหัดฟรีนับพัน (ไม่มีสิ่งรบกวนเลย)?
-
Математика
-
Събиране и изваждане на десетични дроби
-
Age 12-14
-
level: 5
-
Bulgarian
คำแนะนำของผู้เขียน
Възстановяване на липсващи числа чрез събиране и изваждане на десетични дроби.
