Question

Please help
Which group of numbers is listed from greatest to least?

-3, -4, -7, -8, -9
9, 7, 6, -5, -4
8, -6, 5, -4, 1
-3, -1, 0, 2, 7

Answer 1

A few tips:

• If the numbers are in negatives, the greatest number should be the closest from 0.
• If the numbers are in positives, the greatest number should be farthest from 0
• If the numbers are in positives and negatives, the number which is farthest from 0 will be the greatest.

Solution (Verification for Option A):

• -3, -4, -7, -8, -9

In this case, all the numbers are in negatives.

• => -3 > -4 > -7 > -8 > -9 (Correct)

Solution (Verification for Option B):

• 9, 7, 6, -5, -4

In this case, a few numbers are in positives and in negatives.

• => 9 > 7 > 6 > -5 > 4 (Incorrect)

Solution (Verification for Option C):

• 8, -6, 5, -4, 1

In this case, a few numbers are in positives and in negatives.

• => 8 > -6 > 5 > -4 > 1 (Incorrect)

Solution (Verification for Option D):

• -3, -1, 0, 2, 7

In this case, a few numbers are in positives and in negatives.

• => -3 > -1 > 0 > 2 > 7 (Incorrect)

Conclusion:

• Option A is correct.