คำแนะนำของผู้เขียน
Time intervals can be written in two different ways: as a decimal fraction (e.g., 1.5 hours or in mixed units (e.g., 1 hour 30 minutes.
Because time is built on base-60 (60 seconds = 1 minute and 60 minutes = 1 hour, decimal fractions refer to a fraction of 60, not 100!
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Decimals and Mixed Units for Time Intervals
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คำแนะนำของผู้เขียน
Time intervals can be written in two different ways: as a decimal fraction (e.g., 1.5 hours or in mixed units (e.g., 1 hour 30 minutes.
Because time is built on base-60 (60 seconds = 1 minute and 60 minutes = 1 hour, decimal fractions refer to a fraction of 60, not 100!
สำรวจแผ่นงาน
Time Intervals (Bridging Through 60)
- Math
- 5th grade
Time
- Math
- 5th grade
