Topic explanation

Standard explanation

Kilo, hecto, and deca make a unit bigger. 1 km = 1000 m. To change kg into mg, first go to g then to mg: 12 kg = 12 000 000 mg.

Key points

• 1 km = 1000 m
• 12 kg = 12 000 000 mg
• prefix
• keep the ideas separate
• Larger Than One: Kilo, hecto, and deca make a unit bigger. 1 km = 1000 m. To change kg into mg, first go to g then to
• WHAT — LARGER THAN ONE: Kilo, hecto, and deca make a unit bigger. 1 km = 1000 m. To change kg into mg, first go to g then to
• HOW — Use the idea: Identify what is given, select this topic's rule or evidence, apply it one step at a time, and check
• CORE UNDERSTANDING: Kilo, hecto, and deca make a unit bigger. 1 km = 1000 m. To change kg into mg, first go to g then to

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