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How can you write 9 over 11 as a decimal?
9/11 = 9 ÷ 11 = 0.8182
How would you put 0.225 into a fractional notation?
0.225 First we note that there are 3 decimal place. So place the decimal over '1.000'; note the three zeroes. Hence 0.225/1.000 Cancel down the decimal point 0225/1000 Drop the prefix 'zero'. 225/1000 We note that that both the numerator and denominator end in '0' & '5' , so it will cancel down by '5' Hence 225/1000 = 45/200 Similarly 45/200 = 9/40 Since there are no common factors between '9' & '40' , the fraction will not cancel down any further . So 0.225 = 9/40
What is 9 over 10 minus 7 over 8?
9/10 minus 7/8 is 1/40
What is the sum of 2 over 9 plus 1 over 3?
2/9 + 1/3 = 2/9 + 3/9 - Note the equivalence of the fraction 1/3 & 3/9 Add the numerators 5/9 The Answer . 5/9 = 0.555.... ( recurring to infinity as a decimal).
What two numbers have a sum of -31 and a product of -360?
9 and -40 9 + -40 = -31 9 x -40 = -360
