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Lesson 3: Fractions–Part 1, Lesson 4: Fractions–Part 2, Lesson 5: Time: AM…
Lesson 3: Fractions–Part 1
Vocabulary
Fraction: A number that counts parts of a whole. (Phân số: Một số đếm các phần của một tổng thể.)
Key Concepts
Fractions show the relationship between a part and a whole.
The numerator counts the parts, and the denominator shows the total parts of the whole.
When the numerator and denominator are the same, the fraction equals 1.
Lesson 4: Fractions–Part 2
Vocabulary
Fraction: A number that counts parts of a whole or parts of a collection. (Phân số: Một số đếm các phần của một tổng thể hoặc bộ sưu tập.)
Key Concepts
Fractions can also represent parts of a collection or group.
The numerator counts how many items are considered, and the denominator represents the total items in the group.
When the numerator and denominator are the same, the fraction equals 1.
Lesson 5: Time: AM and PM
Vocabulary
A.M.: Time from midnight to noon. (Sáng: Thời gian từ nửa đêm đến trưa.)
P.M.: Time from noon to midnight. (Chiều: Thời gian từ trưa đến nửa đêm.)
Key Concepts
A.M. refers to the time from midnight to noon, while P.M. refers to the time from noon to midnight.
Clocks measure hours, minutes, and seconds. The hour hand makes two full rotations in one day to cover 24 hours.