Ricky saves $7 each week.use rounding to estimate the amount he will have saved after 1 year.write a number sentence to show your work.
If Ricky saves $7 a week, and there are 52 weeks in a year, you can estimate the amount of money he saves by multiplying 7 by 50, which will give you 350 dollars. So, saving $7 every week for 52 weeks will give you a little more than $350.