Asked by kee

Estimate the sum to the nearest tens place
150+121+141+149=
Answered by Ms. Sue
15 + 15 = 30
12 + 14 = 16
Total = about 40
Answered by kee
Ms. Sue can you explain this. I Don't where the two 15's come from
Answered by Ms. Sue
Please forget my last post. I think aliens temporarily kidnapped my brain!

I didn't complete the problem. (Good heavens, I didn't even add right!) I should have added the zeros back in.

150 + 150 + 120 + 140 = 560