Question
P4.MS.TL.18082281-A2
Find the following values without a calculator.

Give your answers in this manner. (Eg 00 10, 15 00, 16 00, 21 00)

  1. 1 min before 20 52 h = ________ h
  2. 3 h before 06 30 h = ________ h
  3. 2 h 10 min before 23 00 h = ________ h
  4. 3 h 17 min before 16 48 h = ________ h
2 m
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STUDENT

Primary 4 MENTAL SUMS P4.MS.TL.18082281

01 Jul 2024, 07:11 AM

Find the following values without a calculator.

Give your answers in this manner. (Eg 00 10, 15 00, 16 00, 21 00)

  1. 1 min before 20 52 h = ________ h
  2. 3 h before 06 30 h = ________ h
  3. 2 h 10 min before 23 00 h = ________ h
  4. 3 h 17 min before 16 48 h = ________ h
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