Changes

===Activities===

===Activities===

#Activity 1 - [[Hopping_on_number_line|To introduce Number line]]

#Activity 1- Add,Sub,Product,Sum,Hopping - [[Hopping_on_number_line|To introduce Number line]]

#Activity 2 - [[Operations_on_number_lines_1|Sum of numbers]]  

#Activity 2 - [[Operations_on_number_lines_1|Sum of numbers]]  

#Activity 3 - [[Building_the_number_line|Classroom number line]]

#Activity 3 - [[Building_the_number_line|Classroom number line]]