Mathematics Year 4- Subtraction of Time

9 days 8 hours - 3 days 4 hours =

• 5 days 4 hours

• 6 days 4 hours

• 7 days 4 hours

5 weeks - 2 weeks 6 days =

• 2 weeks 1 day

• 3 weeks 1 day

• 3 weeks 6 days

7 years 8 month - 4 years 1 month =

• 3 years 7 months

• 3 years 8 months

• 3 years 9 months

3 centuries 56 years - 1 century 34 years =

• 1 century 22 years

• 2 centuries 22 years

• 2 centuries 32 years

5 days - 2 days 6 hours - 1 day 15 hours =

• 1 day 3 hours

• 1 day 13 hours

• 1 day 23 hours

8 weeks 4 days - 1 week 5 days - 27 days =

• 20 days

• 21 days

• 22 days

7 years 6 months - 2 years 6 months - 3 years =

• 1 year

• 2 years

• 3 years

13 decades 4 years - 9 years - 2 decades 7 years =

• 1 decade 6 years

• 1 decade 7 years

• 1 decade 8 years

10 centuries 27 years - 68 years - 3 centuries 19 years =

• 5 centuries 40 years

• 6 centuries 40 years

• 7 centuries 40 years

110 years - 92 years =

• 1 decade 8 years

• 1 century 8 decades

• 1 century 8 years