ICSE Class 3 Mathematics — Chapter Summary

In this chapter, we learn about numbers beyond three digits. We explore how to read, write, and understand 4-digit and 5-digit numbers using place values like ones, tens, hundreds, thousands, and ten thousands. We also learn how to use an abacus, find place and face values, write numbers in expanded

Addition is one of the most important basic operations in mathematics. It means combining two or more numbers to get a bigger number called the sum. In this chapter, we learn how to add numbers with up to five digits, including cases where we need to carry over numbers from one place to another. We

Subtraction is one of the most important basic operations in mathematics. It helps us find the difference between two numbers. In Class 3, we learn how to subtract numbers up to 5 digits, both with and without regrouping. We also solve real-life word problems and learn how subtraction is connected t