Page 216 - NUMINO TG_2A

13Understand Minutes Unit

170-B4-1 170-B4-2

Find the Time 2. Count by 5’s and write how much time has passed.
1. Count by 5’s and write how much time has passed.

Example Example

Start Finish It takes 60 minutes for Start Finish
the minute hand of a clock
11 12 1 11 12 1 to complete a circle. 11 12 1 11 12 1
10 2 10 2 10 2 10 2
93 93 1 hour = 60 minutes 93 93
84 84 84 84

765 765 765 765

9:00 A.M. 9:25 A.M. 5:45 P.M. 6:15 P.M.

a. Start Finish a. Start Finish

11 12 1 11 12 1 11 12 1 11 12 1
10 2 10 2 10 2 10 2
93 93 93 93
84 84 84 84

765 765 765 765

7:30 A.M. 7:50 A.M. 3:40 P.M. 4:20 P.M.
b. Start Finish b. Start Finish

11 12 1 11 12 1 11 12 1 11 12 1
10 2 10 2 10 2 10 2
93 93 93 93
84 84 84 84

765 765 765 765

3:50 P.M. 4:30 P.M. 9:55 A.M. 10:15 A.M.
c. Start Finish

11 12 1 11 12 1
10 2 10 2
93 93
84 84

765 765

1:30 P.M. 2:15 P.M.

Objective Use the start and finish times to Objective Use the start and finish times to
calculate the elapsed time. calculate the elapsed time.

Textbook Reference Activity 2 Textbook Reference Activity 2

170-B5-1 170-B5-2

Word Problems 2. Draw the starting and finishing times on the clocks. Find how
much time each event took.
1. Answer each question.
Start Finish Example
Example
11 12 1 11 12 1 Thomas did his homework from 6:30 to 7:15.
The clocks show the time when Ann 10 2 10 2
started exercising and the time she 93 93 11 12 1 11 12 1
stopped. How many minutes did Ann 84 84 10 2 10 2
spend exercising?
765 765 93 93
minutes
84 84 minutes
765 765

a. The clocks show the time when Start Finish a. Ryan studied from 11:00 to 2:00.
Jessica started to do a puzzle and
the time she stopped doing the 11 12 1 11 12 1 11 12 1 11 12 1 hours
puzzle. How many minutes did 10 2 10 2 10 2 10 2
Jessica spend doing the puzzle? 93 93
84 84 93 93
minutes
765 765 84 84
b. The clocks show the time when 765 765
Ryan started to do his homework Start Finish
and the time he finished his b. Ricky drew a picture from 10:40 to 11:35.
homework. How many minutes did 11 12 1 11 12 1
Ryan spend doing his homework? 10 2 10 2 .
93 93
minutes 84 84 11 12 1 11 12 1
10 2 10 2
c. The clocks show the time when Kate 765 765
started to take a nap and the time 9 39 3
she woke up. How many hours did Start Finish
Kate nap? 84 84 minutes
11 12 1 11 12 1 765 765
hours 10 2 10 2
93 93 c. Ann left the house at 1:30 and arrived at the hospital at 2:40.
84 84
11 12 1 11 12 1
765 765 10 2 10 2

93 93

84 84
765 765

Objective Read word problems and find Objective Read word problems, then draw
elapsed times. the clock hands and find the
elapsed tim
Textbook Reference Activity 3
Textbook Reference Activity 2

2A Unit 13 199