Question

Estimate each sum to the nearest ten:
5. (57 +34)
8. (86 +19)
11. (356 +275)
6. (43 +78)
9. (95 +58)
12. (463 +182)
7. (14 + 69)
10. (77 +63)
13. (538 +276)​

Answer 1

Answer:

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