Question

estimate - 540+1210 , 892-342 , 52×216 , 739×1260. plz tell me fast​

Answer 1

Explanation:

Que.1

$x = - 540 + 1210$

$x = 1210 - 540$

$x = 670$

Que.2

$y = 892 - 342$

$y = 550$

Que.3

$x = 52 \times 216$

$x = 11232$

Que.4

$y = 739 \times 1260$

$y = 931140$