1. ADDING & SUBTRACTING RATIONAL NUMBERS By Miriam Herrera, Anayeli Moreno, & Isabel Turijan Pd.7

2. ADDING & SUBTRATING RATIONAL NUMBERS Vocabulary ~ Integers – include postive and negative whole numbers as well ~ subtration – opposite of addition ~ Addition – uniting two or more numbers into a sum ~ Rational Numbers – a number that can be expressed exactly by a ratio of two numbers

3. ADDING AND SUBTRACTING RATIONAL NUMBERS Rational Number Rules Same signs = ADD Different signs = SUBTRACT (The bigger he number is called the bully ) Examples: 13 - -5 = +8 -25 + 8 = -17

4. ADDING AND SUBTRACTING RATIONAL NUMBERS Try It -5 - -3 = 8 Do they have the same sign ? Yes, I need to add the both negatives The bully is 5. My result is negative !!!!!!!