1 19/20
1 7/12
1. 2 3/5+ 3 4/5 Rewrite the mixed numbers as fractions; = 13/5 + 19/5 Write the sum of the numerators over the common denominator; = (13 + 19)/5 = 32/5 Rewrite the fraction as a mixed number; = 6 2/5 2. -2 1/5 + (- 4 5/8) Rewrite the mixed numbers as fractions; = -11/5 + (-37/8) Multiply by 8/8 the first fraction, and by 5/5 the second fraction in order to have the same denominator (because LCD is 40); = -88/40 + (-185/40) Write the sum of the numerators over the common denominator; = -(88 + 185)/40 = -273/40 Rewrite the fraction as a mixed number; = -6 33/40
-- Any number that you can completely write down using digits, and a decimal point or fraction bar if needed, is rational. -- A rational number is defined as one that can be written as a fraction using whole numbers. -19 can be written as the fraction -19/1 .
rational
9 and a half
27 over 5 as a mixed number = 52/5
Expressed as a mixed number, 19/5 is equal to 3 4/5 or three and four fifths.
32/19 as a mixed number is 113/19
19.17 as a mixed number is: 19 17/100
19.8 written as a mixed number reduces to 19 4/5
44 over 35 as a mixed number = 19/35
2 and 19/100
19/8 as a mixed number would be 2 and 3/8 (2 and 3 over 8)
21/19 = 12/19
19/10 = 19/10
47/19 = 29/19