What is 2 1/5 + 1 3/4
First simplify both sides:2 1/5 = 11/5 1 3/4 = 7/4Then find common denominator by multiplying denominators:4/5 = 20Times denominators by opposite denominator (do to top and bottom):7/4 = 35/20 13/5 = 44/20Then add the numerators together and leave the denominator as it is:35/20 + 44/20 = 79/20
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Related Maths GCSE answers
All answers ▸Make 'a' the subject of the formula: p = (3a + 5) / (4 - a)
3. (a) State the nth term of each of the following sequences: (i) 3, 7, 11, 15, 19, ....
A rectangle has an area of 20cm^2. Its length and width are each enlarged by scale factor 3. What is the area of the enlarged rectangle?
x^2-x-12