Tamilnadu Samacheer Kalvi Class 7 Maths subject
Chapter 1: Numbers Systems
All the exercises in Chapter 1 of "Numerical Systems" have been explained step by step by YouTuber Maths Mythili.
Ex 1.2 Sum 1
Ex 1.2 Sum 2
Ex 1.2 Sum 3
Ex 1.2 Sum 4
Ex 1.2 Sum 5
Ex 1.2 Sum 6
Ex 1.2 Sum 7
EX 1.2 Sum 8
Ex 1.2 Sum 9 & 10