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

Faith is 1/5 get morthers age. their combined ages are 30. how old is faith
What organelle is believed to have once been a free living prokaryote that moved into our cells and became a permanent guest? Select one: a. mitochondria b. nuc
What is the gcf of 18,54, and 72?
What is the standard form for y + 5 = 0?
The number which best completes sequence 1 2 4 3 6 8 7 14 16
What is 38 divided by 123
Which line from the poem "The River-Merchant's Wife: A Letter" by Ezra Pound best supports the idea that the children are fond of each other? A."You came by on
How do I model and solve algebriac expressions?
Name reasons why school systems news to be changed for students. Need a quick answer
what is the equation for force