Author Archives: tara@cis.ac.th

Good day! We studied the divisibility rule for 2, 3, 4, 5, 6 and 8 Textbook page 37.  You can copy the lecture from your classmate or you can research it on the internet.  Kindly write the rules of divisibility … Continue reading →

Good day! We studied multiplication using doubling and halving and answered exercises 1 and 3 on TB page 42. The homework was worksheet.  You can take the worksheet from me when you come to school. Take care always! T. Tara

Good day! *We studied multiplication by 19  and 21 and answered the exercises on TB page 41 in the notebook. *Kindly answer the exercises and submit your notebook when you come to school. Be safe always! T. Tara

Good day! *We reviewed the addition and subtraction of positive and negative numbers. *Homework – worksheet *Kindly  get a copy of the worksheet from me when you come to school. Be safe always! T. Tara