It will change because you will move it back, so instead of being in the thousands place, (being 7,000) it will be in the tens place. (being 70)
Answer:
If you have a perpendicular shape, like a plus sign, usually what I was taught, right whole side of the "plus" sign are negative. The left side is positive. I think it's how you say it.
The other answer is correct, this is a second account I made to mark brainliest.
Answer:
I would model and record finding the sum and difference of two rocks by calculating the weight and pound and it will be equal to the mass of that rock.
Step-by-step explanation: