Ann1971 Ann1971
  • 02-12-2016
  • Mathematics
contestada

Sue wants to use mental math to find 7x53 write an expression she could use

Respuesta :

cgnmodel cgnmodel
  • 02-12-2016
7 x 53 =

7 x 3 = 21


7 x 50 =
7 x 10 = 70
70 x 5 = 350


350 + 21 + 371

Answer Link
sososarah sososarah
  • 02-12-2016
an expression that see can use is 7×50+7×3
Answer Link

Otras preguntas

A school library charges a fine of 5 cents on the first day a book is overdue, then doubles the amount owed each day until payment is made. Jada and Juan each h
Which explains how advances in online education will most likely affect college costs in the future? A.Online education will likely reduce costs and provide gr
If r =-0.902 what type of correlation does this data display?
In the distant future, companies will be using technology that can replicate food. what will happen to the equilibrium wage and quantity of cooks
What does the “fossil record gourmet” say is needed to make a fossil?
If you have two magnets, opposite poles will attract each other and like poles will repel each other. this is an example of which of the following? law hypothes
bob deposits $5,000 at the end of each year in an ordinary annuity paying 12% interest compounded annually. find the amount he will have on deposit after 8 year
What is used to explain something complicated with a simple statement? a.A generalizationB.A plot c.A conclusionD.An argument
The final reflection, in addition to the grammar quiz and discussion, ________ made this week challenging
The square root is 41 is between two consecutive integers name the integers?