Worked example 1
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Answer
Primary 1, Operation On Numbers
Subtracting Numbers less than 20 - Primary 1 Singapore National Curriculum
Learn and practise subtracting numbers less than 20 with free Primary 1 mathematics questions and resources for learners following the Singapore National Curriculum curriculum.
10 questions, no account needed
Understanding
Learn and practise subtracting numbers less than 20 through clear explanations and curriculum-aligned activities.
This learning section focuses on subtracting numbers less than 20. Learners build the idea step by step, connect it to prior knowledge, and practise applying it in different forms.
See how it works
Follow each example line by line before you try the questions.
Worked example 2
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Now try it yourself
Free Primary 1 questions on , aligned to the Singapore curriculum. Answer online or print a PDF.
10 questions
Primary One Subtracting Numbers less than 20 Revision Paper 2
Practise and revise Subtracting Numbers less than 20 with a focused Primary One mathematics practice paper. Use it to strengthen understanding, improve accuracy and identify areas that need more practice.
About 15 minutes
10 questions
Primary One Subtracting Numbers less than 20 Revision Paper 1
Practise and revise Subtracting Numbers less than 20 with a focused Primary One mathematics practice paper. Use it to strengthen understanding, improve accuracy and identify areas that need more practice.
About 15 minutes
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