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Which is Less Time - Same Units (Level 1)

This math topic focuses on understanding the relationship between speed, distance, and time. Specifically, it presents scenarios involving different creatures and objects (like bacteria, bugs, and horses) moving at specific speeds and covering particular distances. The task is to determine which subject takes less time to complete their journey, assuming all in the same unit of measurement. This is aimed at improving basic calculations and intuition regarding the fundamental concepts of speed, distance, and time.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Which is Less Time - Same Units

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


Bug A crawls at 0.83dm/s and goes 5dm. Bug B crawls at 0.5dm/s and goes 4dm. Which takes less time?

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Speed - Which is Less Time - Same Units Worksheet

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Math worksheet on 'Speed - Which is Less Time - Same Units (Level 1)'. Part of a broader unit on 'Speed, Distance, and Time - Intro' Learn online: app.mobius.academy/math/units/speed_distance_time_intro/
1
Horse A trots at 0.63hm/min and goes 5hm. Horse B trots at 0.5hm/min and goes 3hm. Which takes less time?
a
Horse A
b
Horse B
2
Bug A crawls at 0.25cm/s and goes 2cm. Bug B crawls at 0.8cm/s and goes 4cm. Which takes less time?
a
Bug A
b
Bug B
3
Bacteria A moves at 0.38dm/hr and goes 3dm. Bacteria B moves at 1.25dm/hr and goes 5dm. Which takes less time?
a
Bacteria A
b
Bacteria B
4
Bug A crawls at 0.5dm/min and goes 4dm. Bug B crawls at 0.4286dm/min and goes 3dm. Which takes less time?
a
Bug A
b
Bug B
5
Bacteria A moves at 0.5mm/d and goes 4mm. Bacteria B moves at 0.6mm/d and goes 3mm. Which takes less time?
a
Bacteria A
b
Bacteria B
6
Bacteria A moves at 0.43mm/d and goes 3mm. Bacteria B moves at 0.75mm/d and goes 3mm. Which takes less time?
a
Bacteria A
b
Bacteria B
7
Bug A crawls at 1.25m/min and goes 5m. Bug B crawls at 0.29m/min and goes 2m. Which takes less time?
a
Bug A
b
Bug B