375 * 0 + 294 = 294
16−1616 - 1616−16 / 2 = 0
Therefore, 294 - 0 = 294
7 / 15/1515 / 1515/15 = 7
21−2121 - 2121−21 5 + 1 9 = 9
Therefore, 7 - 9 = -2
Therefore, the final answers are:
294 and -2
375 * 0 + 294 = 294
16−1616 - 1616−16 / 2 = 0
Therefore, 294 - 0 = 294
7 / 15/1515 / 1515/15 = 7
21−2121 - 2121−21 5 + 1 9 = 9
Therefore, 7 - 9 = -2
Therefore, the final answers are:
294 and -2