Answer:
380 exact answer is 383
Step-by-step explanation:
164 rounded to the nearest tens is 160.
219 rounded to the nearest tens is 220.
160+220
=380
Have a nice day!!!!!!!!! :-)
<u>KA</u>
380
8.548 + 11.000 = 19.548
2n + 9 = - 25
let the number be n then twice the number is 2n
The sum of 2n and 9 is 2n + 9
the result is - 25 , that is