Page 180 - SK Year 5 Mathematics DLP

1 Calculate the duration of time for each of the activities.

a Start climbing on 20.5.2021,
:
at 10 00 a.m.
Finish climbing on 23.5.2021
:
at 1 00 p.m.
Give the answer in days and hours.

b c Food Preparation
Disaster Relief Fund Certificate Course
17 October 2021 to
13 January 2021 to 5 March 2021 9 December 2021
Give your answer in days. Give your answer in days.

2 Convert the units of time.
1
a hour = minutes b 1.2 hours = hour minutes
5
5
c day = hours d 7.25 days = hours
6
11
e 2 years = months f 1.5 years = year months
12
9
g 6 decades = decades years h 13.7 decades = years
10
1
i 3 centuries = decades j 24.1 centuries
2
= centuries decade
3
k 5 centuries = centuries years l 8.23 centuries = years
4
3 Calculate.
1 2
a hour + hour = hour b 1.5 days – 0.625 day = day
4 3
5
c year + 33 months d 4 decades 2 years – 1.8 decades
6
= years months = years
1
e 1 decade 9 years + 8 decades f 7.7 centuries – 38 decades
2
= decades years = decades
7
g 3 centuries 12 years + 4 centuries h 320 years – 1.6 centuries
10
= years = century years

4.1.1, 4.2.1,
172 4.2.2, 4.3.1,
4.3.2