Seudónimo Seudónimo
  • 19-05-2016
  • Mathematics
contestada

Estimate the sum of 21+17.

Respuesta :

Zie123
Zie123 Zie123
  • 19-05-2016
40 Is The Sum Of 21+17.
Answer Link
ossashi
ossashi ossashi
  • 19-05-2016
When estimating sums, you need to round to get to the answer.

So in the problem:

21+17 = ?

I round 21 to 20.

I round 17 to 20.

So know, the problem is:

20+20

The answer to 20 + 20 equals 40.

The answer is 40.

Answer Link

Otras preguntas

Write the full ground state electron configuration of f+.
__________ theory focuses on a person's bonds to society as a factor in preventing crime.​
Why were the allies able to withstand german assaults?
HELP PLEASE! Need it ASAP
The 1h nmr spectrum of a compound which has the molecular formula c8h8 is shown below. Identify the compound.
suppose you run 5 miles from your house to a friends house at a speed of 7 miles per hour. when the time comes to return home, you are tired and walk the sam 5
Samuel Gompers was most associated with wich of these in the late 1800
________ consists of detailed, preprogrammed instructions that control and coordinate the computer hardware components in an information system. Software progra
For the straight line defined by the points (4, 53) and (6, 87), determine the slope and y-intercept. M= ? (slope) b= ? (y-intercept)
I need help answering