Question

2 centuries 6 decacles +1.3 century decodes​

Answer 1

The expression means equivalently,

3.9 centuries, or

39 decades, or

390 years

Explanation:

Since 1 century has 10 decades. So,

6 decades mean 0.6 centuries

Hence,

2 centuries 6 decades + 1.3 century means,

2.6 centuries + 1.3 centuries

= 3.9 centuries

or,

39 decades

or,

since 1 decade has 10 years and 1 century has 100 years,

so 3.9 centuries means 390 years

Answer 2

Explanation:

2 century = 200 centuries

6 decades = 60 decades

so 200+60= 260

1.3= 13 century decades

260+13 = 273 ans is 273