Posted by **esha** on Wednesday, December 1, 2010 at 4:33pm.

justine has 162 red buttons,98 blue buttons,and 284 green buttons. she says she knows she has more than 500 buttons without adding.do you agree? explain.

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**Ms. Sue**, Wednesday, December 1, 2010 at 4:35pm
Yes. Round the numbers to the nearest hundred. Then add them.

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**Damon**, Wednesday, December 1, 2010 at 4:38pm
160 + 100 = 260

so if the last number is more than 240 we are over 500

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**esha**, Wednesday, December 1, 2010 at 4:54pm
thank-you for tour quick reply ,esha

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**Anonymous**, Wednesday, September 21, 2016 at 10:04pm
Alex used red, blue, and green buttons for his painting. he used 81 green buttons. he used 20 more green buttons than blue buttons. he used 14 more red buttons than blue buttons. what is the number of red buttons

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**Anonymous**, Wednesday, September 21, 2016 at 10:05pm
Alex used red, blue, and green buttons for his painting. he used 81 green buttons. he used 20 more green buttons than blue buttons. he used 14 more red buttons than blue buttons. what is the number of red buttons

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**Anonymous**, Wednesday, September 21, 2016 at 11:55pm
Alex used red, blue, and green buttons for his painting. he used 81 green buttons. he used 20 more green buttons than blue buttons. he used 14 more red buttons than blue buttons. what is the number of red buttons

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