Question

Use guess-and-check to find two numbers that have the sum of 8 and a difference of 2. A. 6 and 2 B. 6 and 4 C. 4 and 4 D. 5 and 3

Answer 1

D

Explanation:

Option A, does 6 and 2 added makes 8? Yes

does 6 and 2 subtracted makes 2? No

Option B, does 6 and 4 added makes 8? No

does 6 and 4 subtracted gives 2? Yes

Option C, does 4 and 4 added gives 8? Yes

does 4 and 4 subtracted gives 2? No

Option D

Does 5 and 3 added give 8? Yes

Does 5 and 3 subtracted give 2? Yes

So we can see, Option D is the correct answer because it satisfies both conditions.