What number multiplied by itself equals 155?

Here we will answer: What number multiplied by itself gives 155? In other words, what number times itself will equal 155?

We have identified many different ways of getting the answer to this question:

Algebra Method:
Make an algebra equation and solve for x:

x • x = 155
x ≈ 12.45

Square Root Method:
Take the square root of 155 to get the answer:

√155 ≈ 12.45

Exponent Method:
Make the base 155 and the exponent 0.5 to get the answer:

155^0.5 ≈ 12.45

There you go! Now you know how to calculate "What number multiplied by itself equals 155?"

The bottom line is that 12.45 times itself equals approximately 155 as illustrated here:

12.45 x 12.45 ≈ 155

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