Toán lớp 4 -
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Free Unit 1: Expression with one unknown
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Free Unit 2: 6-digit numbers
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Free Unit 3: Place and Period
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Free Unit 4: Multi-digit number comparison
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Free Unit 5: Million and million period
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Free Unit 6: Million and million period (cont.)
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Free Unit 7: Natural number sequence
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Free Unit 8: Writing natural numbers in the decimal system
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Free Unit 9: Comparing and arranging natural numbers
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Free Unit 10: Yen, quintal, ton
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Free Unit 11: Table of metric weights
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Free Unit 12: Second, century
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Free Unit 13: Find the arithmetic mean
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Free Unit 14: Graph
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Free Unit 15: Addition
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Free Unit 16: Subtraction
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Free Unit 17: Expressions with two unknowns
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Free Unit 18: The commutative property of addition
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Free Unit 19: Expressions with three unknowns
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Free Unit 20: The associative property of addtion
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Free Unit 21: Finding two numbers if their sum and difference are known
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Free Unit 22: Acute angle, obtuse angle and straight angle
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Free Unit 23: Two perpendicular lines
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Free Unit 24: Two parallel lines
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Free Unit 25: Drawing two perpendicular lines
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Free Unit 26: Drawing two parallel lines
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Free Unit 27: Practice drawing a rectangle. Practice drawing a square
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Free Unit 28: Multiplying by 1-digit number
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Free Unit 29: The commutative property of Multiplication
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Free Unit 30: Multiplying by 10, 100, 1000…Dividing by 10, 100, 1000…
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Free Unit 31: The associative property of multiplication
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Free Unit 32: Multiplying by a number ending with zero
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Free Unit 33: Square decimeter
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Free Unit 34: Square meter
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Free Unit 35: Multiplying a number by a sum
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Free Unit 36: Multiplying a number by a difference
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Free Unit 37: Multiplying by 2-digit numbers
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Free Unit 38: Multiplying 2-digit numbers by 11 mentally
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Free Unit 39: Multiplying by 3-digit numbers
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Free Unit 40: Multiplying by 3-digit numbers (cont)
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Free Unit 41: Dividing a sum by a number
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Free Unit 42: Dividing by 1-digit numbers
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Free Unit 43: Dividing a number by a product
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Free Unit 44: Dividing a product by a number
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Free Unit 45: Division of two numbers ending with zeros
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Free Unit 46: Dividing by 2-digit numbers
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Free Unit 47: Dividing by 2-digit numbers (cont.)
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Free Unit 48: Dividing by 2-digit numbers (cont.)
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Free Unit 49: Quotient ending with 0
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Free Unit 50: Dividing by 3-digit numbers
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Free Unit 51: Dividing by 3-digit numbers (cont.)
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Free Unit 52: Divisibility rules for 2
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Free Unit 53: Divisibility rules for 5
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Free Unit 54: Divisibility rules for 9
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Free Unit 55: Divisibility rules for 3
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Free Unit 56: Square kilometer
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Free Unit 57: Parallelogram
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Free Unit 58: Area of parallelogram
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Free Unit 59: Fractions
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Free Unit 60: Fractions and division of natural numbers
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Free Unit 61: Fractions and division of natural numbers (cont.)
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Free Unit 62: Equivalent fractions
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Free Unit 63: Simplifying a fraction
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Free Unit 64: Making fractions have a common denominator
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Free Unit 65: Making fractions have a common denominator (cont.)
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Free Unit 66: Comparing two fractions with a common denominator
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Free Unit 67: Comparing two fractions with different denominator
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Free Unit 68: Adding fractions
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Free Unit 69: Adding fractions (cont.)
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Free Unit 70: Subtracting fractions
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Free Unit 71: Subtracting fractions (cont.)
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Free Unit 72: Multiplying fractions
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Free Unit 73: Finding fractions of a number
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Free Unit 74: Dividing fractions
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Free Unit 75: Rhombus
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Free Unit 76: Area of rhombus
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Free Unit 77: Introduction to ratio
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Free Unit 78: Finding two numbers if their sum and their ratio are known
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Free Unit 79: Find two numbers if their difference and their ratio are known
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Free Unit 80: Map scale
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Free Unit 81: Applications of map scale
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Free Unit 82: Applications of map scare (cont.)
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Free Unit 83: Practice drawing with given map scale
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Chủ tài khoản: Nguyễn Mạnh Tuyên
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