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Join Ruben Sanchez in mastering fractions step by step. Learn adding, subtracting, multiplying, and dividing fractions with ease. No question is dumb, we're here to help you succeed!
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Students Mentoring StudentsPresents:Learning Fractions! Ruben Sanchez jsanc488@cp.epcc.edu
BEFORE WE START: • We are here to help you! Do NOT be afraid to ask questions. • There are no dumb questions! • The only dumb thing to do is not ask for help when you are stuck. Any questions??
Lesson 1: Fractions • Fractions are not scary! Lets take this step by step • We’ll be learning how to add, subtract, multiply, and divide fractions • Adding with common denominator This is how we do it!
Lesson 1: Fractions (continuing) • Adding with unlike denominators This is how we do it!
Lesson 1: Fractions (continuing) • Multiplication (multiplying) • When multiplying, the denominators do not have to be like terms. They can be different numbers This is how we do it! OR • Note that 3x5=15, and that 8x9=72. • We get the answer shown above by • Simplifying the fraction.
Lesson 1: Fractions (continuing) • Dividing Fractions This is how we do it! X • After setting up the second • number up as a reciprocal, • multiply straight through • To get this answer there is a shortcut. • We can multiply by the reciprocal of the 2nd number.
Lesson 1: Fractions (continuing) • Another division example with unlike denominators