Efficient Strategies for Adding Rational Numbers and Integers

What types of numbers are included in rational numbers?

• Only fractions

• Only negative integers

• Only positive integers

• Both positive and negative integers, including decimals and fractions

If you start at 0 on a number line and move to -3.5, then add 9, and finally add -4.5, where do you end up?

• 8

• 5.5

• 0

• 1

What is the result of adding 11.2 and 5.3?

• 17.5

• 15.5

• 6.5

• 16.5

What is the result of adding -11.2 and -5.3?

• -17.5

• -15.5

• -6.5

• -16.5

When adding two rational numbers with the same sign, what should you do?

• Subtract the numbers and change the sign

• Add the numbers and keep the sign

• Add the numbers and change the sign

• Subtract the numbers and keep the sign

What is the result of adding 4.3 and -2?

• 2.3

• -2.3

• 6.3

• -6.3

What is the result of adding -4.3 and 2?

• -6.3

• -2.3

• 2.3

• 6.3

When adding two rational numbers with different signs, what should you do?

• Add the numbers and change the sign

• Subtract the numbers and change the sign

• Add the numbers and keep the sign of the larger absolute value

• Subtract the numbers and keep the sign of the larger absolute value

What is the result of adding 14.4 and -5.6?

• -20

• 8.8

• -8.8

• 20

What is the result of adding -10.3 and -8.6?

• -19.1

• -16.1

• -17.1

• -18.9