This Grade 4 easy worksheet focuses on time-unit conversions among hours, minutes, and seconds. Students recall that 1 hour equals 60 minutes, change 90 minutes into 1 hour 30 minutes, and convert 2 hours 15 minutes into 135 total minutes. The mix of corrections, fill-ins, and short answers builds Grade 4 fluency with the multiply-by-60 and divide-by-60 conversion rules used everywhere in elapsed time.
Style:
Elapsed Time
Part A: Fix the Sentence
Each sentence has an error. Rewrite it correctly on the line.
1. Fix the sentence:
In Grade 4 conversions, 1 hour equals 100 minutes when measuring elapsed time.
Rewrite: In Grade 4 conversions, 1 hour equals 60 minutes when measuring elapsed time.
2. Fix the sentence:
For Grade 4, 90 minutes is the same as 1 hour 50 minutes of elapsed time.
Rewrite: For Grade 4, 90 minutes is the same as 1 hour 30 minutes of elapsed time.
3. Fix the sentence:
A Grade 4 duration of 2 hours 15 minutes converts to 215 minutes total.
Rewrite: A Grade 4 duration of 2 hours 15 minutes converts to 135 minutes total.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. In Grade 4, 1 hour equals 60 minutes of elapsed time.
2. A Grade 4 duration of 90 minutes equals 1 hour and 30 minutes.
3. In Grade 4, 2 hours 15 minutes is equal to 135 minutes total.
4. For Grade 4, 1 minute equals 60 seconds when converting time units.
Part C: Short Answer
Answer each question in one or two complete sentences.
1. Explain to a Grade 4 student how to convert 3 hours 45 minutes into total minutes.
I multiply the hours by 60 because each hour has 60 minutes, so 3 hours times 60 equals 180 minutes. Then I add the leftover 45 minutes to get 180 + 45 = 225 minutes total. So 3 hours 45 minutes equals 225 minutes in Grade 4 time conversions.
2. How would a Grade 4 student convert 200 minutes into hours and minutes of elapsed time?
I divide 200 by 60 because every 60 minutes is one hour. 200 divided by 60 equals 3 with a remainder of 20, so 200 minutes equals 3 hours 20 minutes. The quotient is the number of full hours and the remainder is the leftover minutes in Grade 4 elapsed time.
Elapsed Time
★ Part A: Fix the Sentence
Each sentence has an error. Rewrite it correctly on the line.
1) Fix the sentence:
In Grade 4 conversions, 1 hour equals 100 minutes when measuring elapsed time.
Rewrite: In Grade 4 conversions, 1 hour equals 60 minutes when measuring elapsed time.
2) Fix the sentence:
For Grade 4, 90 minutes is the same as 1 hour 50 minutes of elapsed time.
Rewrite: For Grade 4, 90 minutes is the same as 1 hour 30 minutes of elapsed time.
3) Fix the sentence:
A Grade 4 duration of 2 hours 15 minutes converts to 215 minutes total.
Rewrite: A Grade 4 duration of 2 hours 15 minutes converts to 135 minutes total.
★ Part B: Fill in the Blank
Write the missing word or number on each line.
1) In Grade 4, 1 hour equals 60 minutes of elapsed time.
2) A Grade 4 duration of 90 minutes equals 1 hour and 30 minutes.
3) In Grade 4, 2 hours 15 minutes is equal to 135 minutes total.
4) For Grade 4, 1 minute equals 60 seconds when converting time units.
★ Part C: Short Answer
Answer each question in one or two complete sentences.
1) Explain to a Grade 4 student how to convert 3 hours 45 minutes into total minutes.
I multiply the hours by 60 because each hour has 60 minutes, so 3 hours times 60 equals 180 minutes. Then I add the leftover 45 minutes to get 180 + 45 = 225 minutes total. So 3 hours 45 minutes equals 225 minutes in Grade 4 time conversions.
2) How would a Grade 4 student convert 200 minutes into hours and minutes of elapsed time?
I divide 200 by 60 because every 60 minutes is one hour. 200 divided by 60 equals 3 with a remainder of 20, so 200 minutes equals 3 hours 20 minutes. The quotient is the number of full hours and the remainder is the leftover minutes in Grade 4 elapsed time.
Ready to Practice?
Complete each section carefully.
9 Questions
15-20 minutes
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