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Mathematics 8 Online
OpenStudy (kingkool567):

Add. Use estimation to check that your answer is reasonable. 550 + 679 A. 1129 B. 1139 C. 1219 D. 1229 Is it D?

sammixboo (sammixboo):

Right :)

OpenStudy (kingkool567):

Ty.

OpenStudy (melodyeason74):

yes this is correct, even if this is a little late

OpenStudy (kingkool567):

It's ok. I still gave both of you a medal anyways.

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