កំណែគណិតវិទ្យា ថ្នាក់ទី៥

Article list

Lesson 1: Number
Lesson 2: Multiply
Lesson 3: The way
Lesson 4: Operation with parentheses
Lesson 5: Ratio and percentage
Lesson 6: Statistics
Lesson 7: Mixed numbers
Lesson 8: Frequency
Lesson 9: Addition of the floating method
Lesson 10: Decimal multiplication
Lesson 11: Fraction
Lesson 12: Money
Lesson 13: Length measure
Lesson 14: Weight gauge
Lesson 15: Power gauge
Lesson 16: Time measurement
Lesson 17: Geometry
Lesson 18: Earth and scale layouts