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E:\Working\Focus_Learning\Math_Genius_5_(05-10-2023)\Open_Files\CHAP_09
\\November 23, 2023 10:50 AM Surender Prajapati Proof 5 Reader _________________________ Date: ___________________74
Step 3: Divide 92 minutes by 5. 18 minutes
Write 18 minutes as 5 92 minutes
quotient and 2 minutes as 5
remainder. 42
40
2 minutes
Step 4: Convert the remainder 2
minutes into seconds and
add 40 seconds into it.
(2 × 60) seconds + 40
seconds = 160 seconds.
Step 5: Divide 160 seconds by 5. 32 seconds
Write 32 seconds as 5 160 seconds
quotient. 15
Thus, 16 hours 32 minutes 10
40 seconds ÷ 5 = 3 hours 10
0 seconds
18 minutes 32 seconds.
example 3: Divide 8 days 15 hours 12 minutes by 7.
Solution: 1 day
days hours minutes
7 8 15 12
– 7
1 day
× 24
24 hours + 15 hours
= 39 hours
5 hours
7 39 hours
– 35
4 hours + 12 minutes (4 × 60 = 240 + 12 = 252 minutes)
= 252 minutes
36 minutes
7 252 minutes
– 21
42
– 42
0 minutes
Thus, 8 days 15 hours 12 minutes ÷ 7 = 1 day 5 hours 36 minutes.
192 Mathematics-5

