explain 3/5+1/20
Let's calculate: 35 + 120
ⓘTo add fractions, put them over the same denominator, then add the numerators
3×4 + 120
ⓘMultiplications are done before additions and subtractions: 3×4 = 12
12 + 120
ⓘThe numerator and the denominator are computed before the division: 12 + 1 = 13
▶Result:   1320
The approximate value of: 1320 is:
▷ 0.65