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E:\Working\Focus_Learning\Math_Genius_2_(09-10-2023)\Open_Files\Chap_03
\ 16-Feb-2024 Bharat Arora Proof-6 Reader’s Sign _______________________ Date __________

Learning by Doing

Objective: To boost the understanding of subtraction of 2-digit numbers

with regrouping.

Materials required: Two dice, pen/pencil, eraser and notebook.

Procedure:

Š Divide the class into pairs.

Š Each student in the group
will roll a pair of dice and

note down the number of
dots (consider as digits) face

up.

Š He/she will form the greatest
2-digit number from those

digits and write it in the first
box.

Š He/she will form the smallest 2-digit number from those digits and write it in
the second box.

Š Then, he/she will subtract the numbers and write the answer in the last box.

Š Verify the answer calculated by your partner. If the answer is correct, the player

wins 1 point. If the answer is incorrect, the player loses the point.

Š The player that gets more points is the winner.
S.No. greatest Number Smallest Number Difference

1.
2.

3.
4.

66 Mathematics-2