IXL - Add and subtract matrices (Algebra 1 practice)

or

Fill in the missing number.

9

3

−

2

1

=

7

ref_doc_title.

or

Learn with an example

question

Fill in the missing number.

8	7
6	8

−

1	1
1	8

=

7	6
5

key idea

To subtract two matrices, subtract the corresponding elements.

solution

The blank is in row 2 and column 2. Locate the corresponding elements in the given matrices.

8	7
6	8

−

1	1
1	8

=

7	6
5	?

The
missing
number
is
8
−
8 ,
which
is
0
.

8	7
6	8

−

1	1
1	8

=

7	6
5	0

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Work it out

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