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Sagot :
Answer:
77 000 000
* Christina 's estimate is more reasonable
Step-by-step explanation:
67 828 215 + 8 679 682 = 76 507 897
when we round off it , 77 000 000 is the most suitable answer
Answer:
77,000,000 Christina
Step-by-step explanation:
67,828,215 rounded to nearest million is 68,000,000
8,679,682 rounded to nearest million is 9,000,000
68,000,000 + 9,000,000 is 77,000,000
so Christina was more reasonable
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