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

Q: What is the indicated term of the arithmetic sequence? someone help!!!! a14 for 200,196,192... A: a. 148 b. 252 c. 144 d. 239
What led to the diverse populations of New York and New Jersey?
WHAT IS 123456567890*1423 THAT MEANS TO DIVIED PLEASE TELL ME THE ANSWER
Find the next two terms in the following sequence. 13, -5, -35, -77,...
Subtract: 6lb 4oz - 2lb 10oz
How do you use equal protection of law in a sentence
During the Renaissance, along with the importance of God, who else did people had value?
The widths of two similar rectangles are 16 cm and 14 cm. What is the ratio of their perimeters? Of their areas? a. 8:7 and 64:49 b. 9:8 and 64:49 c. 8 and 81-
What are the essential 4 parts for a civilization to develop? Explain how rivers were the source of civilization?
What Should I Know About Nigeria?