Transcription of ADDING, SUBTRACTING, MULTIPLYING, AND DIVIDING …
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ADDING, SUBTRACTING, MULTIPLYING, AND DIVIDING …
1 WJEC MATHEMATICS INTERMEDIATE fractions , DECIMALS, AND PERCENTAGES adding , subtracting , multiplying , AND DIVIDING fractions 2 Contents multiplying fractions DIVIDING fractions adding fractions subtracting fractions Credits WJEC Question bank 3 multiplying fractions In order to multiply fractions , multiply the numerators and multiply the denominators 25 37 = 635 Exercise N50a. 23 14 b. 34 811 c. 49 16 d. 38 512 e. 79 45 f. 211 56 g. 512 711 h. (34)2 i. 413 245 DIVIDING fractions When DIVIDING fractions , use the KFC method So, using this method 18 12 becomes 18 21=28=14 KFC (Keep-Flip-Change) Method: K - Keep the first fraction the same.
Multiplying Fractions In order to multiply fractions, multiply the numerators and multiply the denominators 2 5 × 3 7 = 6 35 Exercise N50 a. 2 3 ×1 4 b. 3 4 ×8 11 c. 4 9 ×1 6 × d. 3 8 ×5 12 e. 7 9 ×4 5 f. 2 11 5 6 g. 5 12 ×7 11 h. @3 4 A 2 i. 41 3 ×24 5 Dividing Fractions When dividing fractions, use the KFC method So, using this ...
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