A rational number can be defined as a number that can be expressed as a fraction a/b, where ___ is not zero.

B

When adding two negative rational numbers, the result is always ___ the absolute values of the numbers.

The negative of

In the expression -3 + 5, the result is ___ because the larger absolute value is positive.

2

Subtracting a negative number is equivalent to ___ a positive number.

Adding

The identity property of addition states that for any rational number a, the equation a + ___ = a holds true.

0

When finding the sum of fractions with different denominators, the first step is to find the ___.

Least common denominator (LCD)

What is the total change in temperature if it starts at 3°C and drops by 7°C?

-4°C

True or False: Adding two positive rational numbers will always result in a positive rational number.

True

If a baker sells 2.5 pounds of cookies in the morning and 3.75 pounds in the afternoon, what is the total weight sold?

6.25 pounds

Calculate the new depth if a diver is at -15 feet and descends an additional -8 feet.

-7 feet

Riddle: I can be positive or negative, whole or fractional, and I am essential for counting money. What am I?

A rational number

Adding two rational numbers with different signs requires finding the difference between their absolute values and taking the sign of the number with the ___ absolute value.

Larger