If the sum of two rational numbers is less than each addend, then the two numbers must be positive. 4. One is negative 2. If the sum of two rational numbers is negative, then the number must be () 1. Both are positive numbers 2. Both are negative numbers 3. One is positive and one is negative.4. At least one is negative The addition step of rational number is: the first step is to determine the __________ of sum, and the second step is to determine the __________ of sum

If the sum of two rational numbers is less than each addend, then the two numbers must be positive. 4. One is negative 2. If the sum of two rational numbers is negative, then the number must be () 1. Both are positive numbers 2. Both are negative numbers 3. One is positive and one is negative.4. At least one is negative The addition step of rational number is: the first step is to determine the __________ of sum, and the second step is to determine the __________ of sum

1.4
2.4

Are finite and infinite cyclic decimals rational?

Are finite decimals and infinite cyclic decimals rational: Yes

Are finite decimals and infinite cyclic decimals rational numbers: Yes

Are finite decimals and infinite cyclic decimals rational numbers: yes