Final answer:
Equivalent expressions to 486÷30 include 4,860 ÷ 3,000, 48.6÷3, and 4.86 ÷ 0.03.
Step-by-step explanation:
The expression 486÷30 represents the division of 486 by 30. To find equivalent expressions, we need to perform the division operation and see if the resulting value is the same.
Option B, 4,860 ÷ 3,000, is equivalent because it represents the same division operation. Option C, 48.6÷3, is also equivalent because it simplifies to the same value. Option D, 4.86 ÷ 0.03, is equivalent because dividing by 0.03 is the same as dividing by 30 (since 0.03 ÷ 0.001 = 30). Therefore, the correct options are B, C, and D.
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