คำแนะนำของผู้เขียน
split and compensation strategies
Subtraction and Addition Mental Arithmatic
Active — user can report
คำแนะนำของผู้เขียน
split and compensation strategies
สำรวจแผ่นงาน
Penjumlahan dan pengurangan
- Math
- 5th grade
ĐẾM VÀ CHỌN CHỮ SỐ ĐÚNG VỚI SỐ LƯỢNG ĐỒ VẬT
- Math
- 5th grade
