Question

Estimate of :5,290+17,986

Answer 1

To calculate estimate sum , first we'll round off the terms.

So, 5,290 rounded off to nearest 1000
→ 5000

17,986 rounded off to nearest 1000
→ 18000

5000+18000
= 23000


So, estimate 5,290+17,986 = 23,000.

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Answer 2

Given & To Estimate :

5,290+17,986

Step-by-step explanation:

we need to round off both the integers for the estimate sum.

Round off 5290 to the nearest thousand value= 5000

Round off of 17986 to the nearest thousand value = 18000

Sum of rounded value :      5000

                                          +17000

                                        ------------------

                                        = 23000

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