Question

estimate 423 + 1492 by first rounding each number to the nearest hundred.

Explanation:

Step1: Round 423 to nearest hundred

$423 \approx 400$

Step2: Round 1492 to nearest hundred

$1492 \approx 1500$

Step3: Add the rounded values

$400 + 1500 = 1900$

Answer:

1900