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Total questions: 15
Worksheet time: 19mins
5 decades = ______________years
40
60
50
70
Maddie is 78 years old. What is her age in decades after 2 years?
8 decades
7 decades
9 decades
70 decades
John returned to Asia after 7 decades in Europe. How many years did John spend in Europe?
700 years
7 years
70 years
30 years
2 decades 3 years + 4 decades 6 years = _______?
6 decades 10 years
5 decades 10 years
5 decades 15 years
6 decades 9 years
Find 4 decades 6 years − 2 decades 3 years =
2 decades 9 years
5 decades 10 years
3 decades 3 years
2 decades 3 years
Alisa stayed in two cities for 2 decades 8 years and 1 decade 5 years. How long did she stay more in the first city?
1 decades 2 years
1 decades 1 year
1 decade 3 years
6 years
Nathan is 89 years old and his son is 63 years old. Calculate their age difference in decades and years.
2 decades
2 decades 5 years
2 decades 6 years
26 years
Jane stayed in two cities for 2 decades 1 year and 1 decade 8 years. How long did he stay in both cities?
3 decades 2 years
3 decades 9 years
3 decades 20 years
4 decades 6 years
The average lifespan of a Persian cat is 19 years. Write it in decades.
1 decade 9 years
19 decades
2 decades
1 decade
The oldest building in a city was built in 1840. By 2017, how old is this building?
16 decades
17 decades
18 decades
17 decades 7 years
Two spaceships take 3 decades 6 years and 1 decade 8 years to cover the same distance. Find the total time taken by the spaceships.
5 decades 3 years
4 decades 14 years
5 decades 4 years
4 decades 4 years
12 centuries - 2 decades 7 years - 64 years =____ .
1 170 years
1 109 years
1 163 years
1 111 years
A road network of four highways took 5 decades 5 years, 3 decades 1 year, 2 decades 8 years and 1 decade 4 years to build. Find the total time to build the road network.
12 decades 8 years
11 decades 8 years
11 decades 18 years
12 decades 7 years
Malaysia received her independence 57 years ago. But, Indonesia received her independence 12 years before Malaysia. How many years ago did Indonesia received her independence?
(Express in decades and years.)
67 years
6 decades
6 decades 9 years
5 decades 7 years
A spaceship being built by NASA will be launched in 2020. It will reach the neighbouring solar system by 3054. How many centuries, decades and years will the spaceship travel?
1 century 3 decades 4 years
20 centuries 3 decades 4 years
10 centuries 3 decades 4 years
103 centuries 4 years
