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We can add or subtract matrices only if they are of the same order


Let’s actually add them.

When adding two matrices, each corresponding element gets added

Addition & Subtraction of Matrices - Part 2


Addition & Subtraction of Matrices - Part 3

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Example [■8(3&[email protected]&4)][■8(3&[email protected]&[email protected]&3)] We cannot add them But we can add [■8(3&[email protected]&4)][■8(−9&[email protected]−1&3)] We can add them [■8(3&[email protected]&[email protected]&3)][■8(−2&[email protected]−8&[email protected]&−18)] We can add them [■8(3&[email protected]&4)]+ [■8(−9&[email protected]−1&3)] =[■8(3+(−9)&[email protected]+(−1)&4+3)] =[■8(−6&[email protected]&7)] [■8(3&[email protected]&[email protected]&3)]−[■8(−2&[email protected]−8&[email protected]&−18)] =[■8(3−(−2)&2−[email protected]−(−8)&4−[email protected]−0&3−(−18))] =[■8(3+2&−[email protected]+8&−[email protected]&3 +18)] =[■8(5&−[email protected]&−[email protected]&21)]

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.