1/5 + 3/10 =2/10 + 3/10 = 5/10 = ½
8 tenths plus 1 third = 9
4
.8 or eight-tenths
1 2/5
12 tenths or 120% or: 1and 2/10ths, reduced to 1 and 1/5th.
¹/₁⁵ ⁺ ⁹/₁₀ =²/₃₀ ⁺ ²⁷/₃₀ = ²⁹/₃₀
1 + ³/₁₀ + ⁹/₁₀₀ =1 + ³⁰/₁₀₀ + ⁹/₁₀₀ =1 + ³⁹/₁₀₀ or 1.39
3/10 + 7/10 = 1
1 whole
1
1.703.