Step-by-step explanation:
1
9
2
5
5
8
6
7
−
1
9
8
9
7
6
6
6
7
+
4
4
5
If three less than 'n' equals 2, 'n'=5
3+2=5
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<h2>-Answer :</h2>

<h2><u>Solution</u> :</h2>
Here we go :





<span>The power of a number says how many times to use the number in a multiplication. It is written as a small number to the right and above the base number.</span>