### Theory

 1 Concept of numbers 2 Recalling successor and predecessor 3 Introducing 10,000 and 10,00,000 and large numbers 4 Indian numeral system 5 International numeral system 6 Place value of numbers 7 Reading and writing numbers 8 Comparing numerals and use of commas 9 Comparing and ordering numbers 10 Making numbers with digits 11 Shifting digits

### Exercises

 1 Find the smallest and largest number Difficulty: easy 2 2 Calculate the predecessor and successor Difficulty: easy 3 3 Convert words into number with commas as per Indian system of numeration Difficulty: easy 3 4 Convert words into number with commas as per International system of numeration Difficulty: easy 3 5 Ordering the numbers Difficulty: easy 3 6 Make the four digit number Difficulty: easy 3 7 Evaluate the predecessors and successors Difficulty: medium 4 8 Insert the suitable commas for Indian and International system of numeration Difficulty: medium 4 9 Do the conversion Difficulty: medium 4 10 Pick the expanded form of number Difficulty: medium 4 11 Arrange in ascending and descending order Difficulty: medium 4 12 Write the number in standard form Difficulty: hard 5 13 Insert comma and write the name (Indian System) Difficulty: hard 5 14 Insert comma and write the name (International System) Difficulty: hard 5 15 Construct numbers and find greatest and least Difficulty: hard 5

### Tests

 1 Training test Difficulty: medium 14

### Teacher manuals

 1 Methodical recommendation