Question

MENTAL MATH Write a question that could be used to solve the equation. Then use mental math to solve the equation. $$m^{2}=144$$

Short answer

A possible question is 'What number, when squared, equals 144?' The solution to the equation \(m^{2}=144\) is \(m=12\).

Step-by-step solution

Formulate a question

A possible question might be: What number, when squared (multiplied by itself), equals 144?

Solve using mental math

Knowing multiplication facts help with quick mental calculations. From the multiplication facts, it's known that \(12 \times 12 = 144\). Hence, \(m^2=144\) equates to \(m = 12\).