Respuesta :
Answer:
159.3
Step-by-step explanation:
456 - 121.3 = 334.7
333.7 - 175.4 = 159.3
Hope this helped
Answer:
152
Step-by-step explanation:
You actually don't need to find the thirds number. Just by taking 456 and dividing it by three, you will get your answer and the average of the three numbers.