Mathematics for IGCSE & O level - Number (Section 3 - No. 5) | ExamPlay

Mathematics for IGCSE & O level - Number (Section 3 - No. 5)

What is the lowest common multiple (LCM) of 20 and 50?

10

50

100

1000

Explanation

Multiples of 20: 20, 40, 60, 80, 100... Multiples of 50: 50, 100, 150...

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