Understanding Addition of Mixed Numbers with Different Signs

Why is the result of adding negative 7 and 3/4 to positive 3 and 1/4 negative?

• Because the negative number is smaller.

• Because the positive number is larger.

• Because the numbers cancel each other out.

• Because the negative number has a larger absolute value.

What is the first step in solving the problem of adding negative 7 and 3/4 to positive 3 and 1/4?

• Find a common denominator.

• Subtract the numerators.

• Add the numerators.

• Multiply the numbers.

How do you simplify the fraction 2/4?

• 1/4

• 1/2

• 2/3

• 3/4

What determines the sign of the final answer when adding a negative and a positive number?

• The sign of the larger number.

• The sign of the number with the larger absolute value.

• The sign of the number with the smaller absolute value.

• The sign of the smaller number.

What is the final answer when adding negative 7 and 3/4 to positive 3 and 1/4?

• Positive 4 and 1/2

• Zero

• Negative 4 and 1/2

• Negative 3 and 1/2