P.1 Term 1 Math Curriculum

Counting Numbers from 1 to 10 and 0

• Counting from one to ten and zero
• Writing numbers and words representing the numbers from one to ten and zero
• Comparing and ordering numbers from 1 to 10 and 0
• The relationship between numbers in parts-whole format for numbers 0 to 10
• Naming quantities without counting

Addition of Two Numbers with a Sum Not Exceeding 10

• Adding two numbers
• Finding the sum
• Zero and addition
• The relationship of numbers in parts-whole format with addition
• Commutative property of addition
• Addition word problems and creating addition word problems

Subtraction of Two Numbers with a Minuend Not Exceeding 10

• Subtraction by removal
• Subtraction by comparison
• Subtraction based on the relationship between addition and subtraction
• Subtraction with zero
• The relationship of numbers in parts-whole format with subtraction
• Finding the difference
• Solving for unknown values in addition and subtraction equations
• Subtraction word problems and creating subtraction word problems

Counting Numbers from 11 to 20

• Counting from eleven to twenty
• Representing numbers from eleven to twenty with ten frames
• Writing numbers and words representing numbers from eleven to twenty
• Writing numbers in expanded form
• Comparing and ordering numbers
• The relationship between numbers in parts-whole format

Addition and Subtraction of Counting Numbers Not Exceeding 20

• Finding the sum
• Adding three numbers
• Finding the difference
• Subtracting three numbers
• Solving for unknown values in addition and subtraction equations
• Addition and subtraction word problems and creating word problems

Pictographs

• Reading pictographs
• Marks and pictographs

Weight Measurement

• Non-standard units of weight
• Measuring weight in kilograms and "ticals" (a traditional Thai unit of weight)
• Estimating weight in kilograms
• Comparing weights in kilograms and ticals
• Word problems involving addition and subtraction related to weight

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