Question 5 of 18advanced🔍 AnalyzeShort Answer2 marks

Write down the numbers that are common to the skips in twos, threes and fives.

Correct Answer

Step 1: Find the LCM of 2, 3, and 5. LCM = 30

Step 2: List multiples of 30 within 1-100. Multiples: 30, 60, 90

Answer: The numbers common to skip counting in twos, threes, and fives are 30, 60, 90.

Exercise: Let us Do | Q: C | (Page Page 4)
For More Understanding

Explanation

To find numbers common to skip counting by 2, 3, and 5, students need to find multiples of the least common multiple (LCM) of 2, 3, and 5. The LCM of 2, 3, and 5 is 30. So the common numbers within 1-100 are 30, 60, and 90.

Solution Steps

  1. Step 1: Find LCM of 2, 3, and 5 = 30

  2. Step 2: List multiples of 30 within 1-100

  3. Step 3: The numbers are 30, 60, 90

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