find the value of \(2 \frac{1}{4} \times 4 + 2 \frac{1}{4} \times 3 + 2 \frac{1}{4} \times 2 + 2 \frac{1}{4} \times 1\) .
(as a mixed number)
Need to be careful here !!!
We can wrtite this in a better manner
(2 + 1/4) (4 + 3 + 2 + 1) =
(9/2) (10) =
45