Question

Estimated value of 7700+5420

Answer 1

Answer:

13120

Step-by-step explanation:

7700+5420

then we get 13120

Answer 2

Answer:

13000, 13120

Step-by-step explanation:

7700 rounded to nearest 1000 8000

5420 rounded to nearest 10 5000

Estimate products

$8000 + 5000 = 13000$

actual product

$7700 + 5420 = 13120$