Remember For Math 0.0 / 5 ? MathematicsFractions, decimals and percentagesGCSEAll boards Created by: LunaShomeiRoseCreated on: 17-09-18 17:05 List the first 5 prime numbers 2, 3, 5, 7, 11, (13, 17, 19) 1 of 12 What is reciprocal mean? (x to the power of -1) 1 over x (5 to the power of -1 = 1/5) 2 of 12 Round 0.003079 to 3.s.f 0.00308 (before decimal is always counted as significant) 3 of 12 Round 0.554033 to 2.s.f 0.55 4 of 12 What's the rule for adding/subtracting fractions? Make denominator the same first (add/subtract whole numbers) 5 of 12 What's the rule for timesing/dividing fractions? times each top/bottom. Kiss and flip for divide to change into times (convert top heavy so no whole numbers) 6 of 12 2 2/3 + 1 1/2 3 + 7/6 = 4 1/6 7 of 12 What numbers can be used in standard form? (10, 0.56, 3) 1 > 10 (e.g. 7.3 X 10-6) 8 of 12 sequence for triangular numbers 1, 3, 6, 10, 15, 21 9 of 12 What is a arithmetic sequence? A normal one when it just goes up by the same number 10 of 12 What's a geometric sequence? Each term is timed by constant 11 of 12 What's a fibonacci sequence? add two previous term to get the next (2, 3, 5, 8, 13, 21) 12 of 12
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