"সরলীকরণ: `7/9+3/(-4)`"

Write as fractions in their lowest terms. (i) 0.2, "(ii)" 0.04, "(iii)" 0.008

Simplify: (7)/(9)+(3)/(-4)

(v) Simplify: (-7/9) times 3/8 times (-4/7)

Simplify :(i)-(7)/(9)+(3)/(4)

Simplify and write each of the following in exponential form: 9^(11)-:9^7 (ii) (-7)^(13)-:(-7)^9 ((-3)/4)^7-:((-3)/4)^5

Using suitable rearrangement and find the sum: (4)/(7) +((-4)/(9)) +(3)/(7) +((-13)/(9))

Simplified value of ((4/7)^5xx(-2/3)^4)/((4/9)xx(4/7)^3)

(6)/(3)+(7)/(2)+(9)/(4)

Using commutativity and associativity of addition of rational numbers,express each of the following as a rational number: (2)/(5)+(7)/(3)+(-4)/(5)+(-1)/(3) (ii) (3)/(7)+(-4)/(9)+(-11)/(7)+(7)/(9)