439 + 71 = 439 + 1 + 70 = 440 + 70 = 510. Who needs a ball park estimate when the exact answer is just as easy to find?
The ballpark estimate for 439 plus 71 can be simplified by rounding both numbers. Rounding 439 to 440 and 71 to 70 gives us 440 plus 70, which equals 510. Therefore, the ballpark estimate for 439 plus 71 is approximately 510.
nothing at all
71 + 847 = 918 165 + 72 = 237 192 + 192 = 384
71 plus 23 plus 49 is equal to 143.
Seven times nine is 63. Sixty three plus eight is 71. Your answer is 71.
520.
nothing at all
439 + 71 = 510
sava
210
71 + 847 = 918 165 + 72 = 237 192 + 192 = 384
You can tell by looking at it that the answer is 139. If you must estimate, 70 + 70 = 140
71 plus 23 plus 49 is equal to 143.
The sum of 7 plus 71 is 77.
71 + 433 = 501
85 + 71 = 156
71 + 15 = 86