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.

Ricky saves 52$ dollars in a year. so Ricky saved 350$ dollar in all

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.