2016年11月23日 · If, by chance, you are seeking the decimal representation of this fraction, you can convert easily by simply dividing 5 into 2: 2 ÷ 5 ⇔ 5)¯¯¯¯¯¯¯2.00 0.4 5)¯¯¯¯¯¯¯2.00 20 …

2016年10月20日 · In 2 5 make the denominator 10 2 5 × 2 2 = 2 × 2 5 × 2 = 4 10 = 0.4 Note that 2 2 = 1 and multiplying any number by 1 does not change its value. However, some fractions …

2016年6月30日 · To get 2 5 as a percent, we need the denominator to be 100. 2 5 2 ⋅ 20 5 ⋅ 20 40 100 Now that we have a denominator equal to 100, just look at the numerator and that's your …

2018年2月4日 · There are infinitely many numbers which are equivalent to 2 5 2 5 represents a fraction of a whole. It can be expressed as a proper fraction, or a decimal or as a percent. 2 5 …

2018年5月15日 · 0.4 To turn a fraction into a decimal, all you have to do is divide the top number by the bottom number. 2/5, which is the same as saying 2 -: 5, as a decimal is: 2/5 rarr 0.4

2016年5月14日 · 2/5 of 25 is 10 To multiply a fraction by a natural number you have to multiply the numerator by the number and leave the denominator unchanged: 2/5*25=(2*25)/5=50/5=10

2016年8月25日 · 4 There is a choice of methods.. Work smarter, not harder! One of the laws of indices deals with cases where there are powers and roots at the same time. x^(p/q) = …

2015年11月11日 · The key is to get the denominator as some multiple of 10, since then we can convert easily to decimal by just moving the decimal comma the appropriate number of places. …

2015年6月30日 · The opposite of a number is its additive inverse, which when added to the original number the result is zero. 2 5 +(− 2 5) = 0 The reciprocal of a number is its …

2017年1月26日 · 1/4 Recall that: a^-b = 1/a^b and a^ (b/c) = root (c) (a^b) combined, it is a^ (-b/c) = 1/ (root (c) (a^b)) The above apply where defined. Therefore, 32^ (-2/5) = 1 ...