Operations with Fractions
- 1. Operations with Fractions by Nicole
- 2. Adding Fractions ns , h e tio o t rac r t g F ato din min ato r. Ad no h en e de min no 20 1. W th de 8 n ge mon cha t com 3 4 = 30 1 + 30 2. T as + 6 h en le , ad 5 d th find en t he ume 18 sum rators 20 . to 03 + 30 = 38 30
- 3. Adding Fractions per t he i mpro e er if 3. C hang ixed numb am cti on t o ar y. fra ne cess 8 38 = 1 30 30 4. Sim plify the fr possi actio ble. n if 3 4 4 1 8 = 4 + =1 30 1 5 6 15 15
- 4. Subtracting Fractions ctions , Fra tra c ting ina tors Sub de n om W hen two 1. t he CD. c hange o the L 8 t 12 − 2 − 1 = 18 18 3 6 2. S ubt rac find t the n t he ume dif f rato 12 ere rs t 18 − 8 nce o 18 = 4 . 18
- 5. Subtracting Fractions acti on , pe r fr pro mi xed sa n im oa . If it i it t 3 c ha nge n er. t he n umb 4. S im plify if n e 4 cess ar y 2 1 2 − = 18 = 2 . 3 6 9 9
- 6. Multiplying Fractions era tors t he num ult iply inat ors. 1. M de n om 2. Chan and 10 ge to mixe 5 X2 = 8 if it is a d numb 1 n impro er 6 3 per frac tion. 3. Simplify the fraction if you can. 5 2 5 10 5 X = = 18 9 6 3 9
- 7. Dividing Fractions tions, you Frac l of i v i de recip roca en you D h ly b y t he 2. M 1. W ultip ction . ultip to m righ t fra 7 ly t h have t he 4 X like m ultip e tw o fra 4 / =4 lying ct ions 4 fract just 8 7 8 4 7 ions. X = 8 2 3. Sim 8 4 plify a 32 mixed nd c h numb ange er if n it t o a ecess 28 7 ar y. = 32 4 4 7 8 / = 8 7 8