(57+19)*4

To calculate \((57 + 19) \times 4\):

1. First, add \(57\) and \(19\): \[ 57 + 19 = 76 \]

2. Then, multiply the result by \(4\): \[ 76 \times 4 = 304 \]

So, \((57 + 19) \times 4 = 304\).