Indonesia Indonesia National Curriculum
Make Kelas 1 maths click, one skill at a time
Grade 1 (Kelas 1) Maths Practice in Indonesia
Interactive Kelas 1 maths practice in Indonesia, organised by topic: numbers to 100, adding and subtracting within 20, money, and telling the time. Built around Kurikulum Merdeka.
- Ages 7–8
- 7 topics to explore
Start here
Choose a topic
Each topic has practice questions, worksheets and revision activities for Grade 1.
Getting ready for Grade 1
Skills checklist
What Grade 1 learners practise
Work through one skill at a time and tick it off as confidence grows.
- Count, read and write numbers to 100 and understand tens and ones
- Add and subtract within 20, including number bonds to 10
- Recognise halves and quarters of shapes and quantities
- Recognise coins and notes and make simple amounts in rupiah
- Tell the time to the hour and half hour
- Measure and compare length, mass and capacity
- Name 2D and 3D shapes and describe position
- Read simple pictograms and tally charts
About this class
About Grade 1 mathematics
In Grade 1 (Kelas 1), learners following Kurikulum Merdeka work with numbers to 100, place value in tens and ones, addition and subtraction within 20, halves and quarters, money, time and shapes. Boldungu breaks each topic into short sets of interactive questions so children can practise one skill at a time and come back to anything that needs more work.
For Parents, Kelas 1 learners aged 7–8 and teachers in Indonesia
Parents ask
Grade 1 maths questions
What maths do Kelas 1 learners study in Indonesia?
Kelas 1 maths usually focuses on numbers to 100, adding and subtracting within 20, money, and telling the time. Key skills include learning to count, read and write numbers to 100 and understand tens and ones; add and subtract within 20, including number bonds to 10; recognise halves and quarters of shapes and quantities.
What should my child know before starting Kelas 1 maths?
No previous maths practice is needed. It helps if learners can count to 20, recognise numbers and add small groups of objects.
How often should my child practise Kelas 1 maths?
Short, regular sessions work best: about 10 to 15 minutes, three or four times a week. Start with the current class topic and revisit earlier topics for revision.