Answer:

Step-by-step explanation:
The first step is to ensure that all of the fractions have a common denominator.

Hope this helps!
Answer:
300.
This is the product of 12 x 25. The lowest possible number with questions like these is [number] multiplied by [number], and in this case that's 300.
Try 488 or 3050 but I think it is most likely 488.
No because the 3 is the tens place. So its supposed to 3 ten blocks