Lesson Planning of Number Operations (Addition of 3digit numbers with carrying)
Subject Mathematics
Grade II
Students` Learning Outcomes
 Add 3digit numbers and ones with carrying of tens and hundreds.
Information for Teachers
 Question should be written vertically and column headings (units, tens, and hundreds) should be mentioned. Sign of addition + shouldn’t be written under any column heading. There must be space between column headings and numbers to write carry.
 While teaching the lesson, the teacher should also consult textbook at all steps wherein and whenever it is required.
H T U
4 5 6
+ 7 4 3
___________
Material / Resources
Writing board, chalk/marker, duster, beads, counting frame, clips, paper strips, dices (you can make your own dices using cardboard from empty cartons. Make them bigger than the usual dice, like a 3 x 3 inch dice with numbers written on each side in bold writing)
Introduction
 Write an addition problem on the board (3digit with 2 or 3digit numbers without carrying) on each strip e.g. Mala got 200 rupees as Eidy from her brother and Rs. 450 Eidy from her father. How much does she have altogether?
 Ask students to solve assigned questions on their notebooks.
Development
Activity 1

Activity 2

Activity 3

Sum up / Conclusion
 Discuss with students what will happen when the sum of two digits becomes more than nine.
 Demonstrate with material that as soon as a number become more than 9 we replace ten with one in the next column heading and this process continue for next place.
Assessment
 Give counting frame to students along with some questions to solve e.g. 445+5, 765+6, 794+9, 699+8, etc.
 Teacher is also required to involve the students in solving the problems given in the exercise at the end of unit/chapter.
Follow up Tasks
 Assign some addition questions (3digits with 1digits numbers with carry) to solve as homework.
 Sample Questions:
H T U
4 5 6
+ 7
H T U
9 8 7
+ 9