Solutions - Universal Mathematics Class 5

Question: Write 8,45,21,679 in expanded form. Solution: 8,00,00,000 + 45,00,000 + 21,000 + 600 + 70 + 9 Tip: Use the place value chart—crore, ten lakh, lakh, ten thousand, thousand, hundred, tens, ones. Common Doubt: Difference between 1 million (10 lakh) and 1 crore (10 million). Chapter 2: Operations on Large Numbers Topics: Addition, subtraction, multiplication, division of 5–6 digit numbers, word problems.

Question: Find LCM of 12 and 18. Solution: Multiples of 12: 12, 24, 36, 48... Multiples of 18: 18, 36, 54... Common multiple: 36 → LCM = 36 Downloadable Resource: Universal Maths Class 5 Chapter 3 Solutions PDF Chapter 4: Fractions Topics: Like/unlike fractions, equivalent fractions, comparing, addition/subtraction, multiplication of fractions.

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