To the nearest ten: Zero
The answer is 40
90
120 divided by 70( hint= need to estimate to nearest tens ) = 1.7142857142857142
Well, honey, I'm not a mind reader, but I can tell you that the estimate for 37 would be around 40. I mean, it's not rocket science, just round that bad boy up to the nearest tens place and call it a day.
58 to the nearest tens is 60.
Nearest tenths: 64.80 or 64.8 ones : 65.0 or 65 tens : 60
350 + 920 = 1270
85 to the nearest tens is 90.
51 to the nearest tens is 50.
46,434,482 to the nearest tens = 46,434,480
3,589.996 to the nearest tens is 3,590
429 to the nearest tens = 430