The number $379$379 is plotted on the number line.
Round $379$379 to the nearest $100$100 and plot it on the blank number line:
Round $919$919 to the nearest ten.
Answer the following:
Is the number $4425$4425 closer to $4000$4000 or $5000$5000?
Use estimation and rounding to check the reasonableness of answers to calculations