ICSE Class 6 Mathematics — Flashcards for Quick Revision

A: Step 1: Identify the position of 7 → It is in the ten thousands place. Step 2: Multiply digit by its place value → 7 × 10,000 = 70,000. Answer: The place value of 7 is 70,000.

A: Face value is the digit itself, regardless of position. So, the face value of 5 is simply 5.

A: Step 1: Write both numbers in a place value chart: | TTh | Th | H | T | O | |-----|----|---|---|---| | 6 | 3 | 4 | 5 | 2 | | 6 | 3 | 5 | 4 | 2 | Step 2: Compare from left to right. - Ten Thous

A: Step 1: Break into periods — 4,35,342 → 4 (lakh), 35 (thousands), 342 (ones) Step 2: Read each period — 'Four lakh thirty-five thousand three hundred forty-two' Answer: Four lakh thirty-five thousand

A: Step 1: Break into periods — 36,71,430 → 36 (lakh), 71 (thousands), 430 (ones) Step 2: Read — 'Thirty-six lakh seventy-one thousand four hundred thirty' Answer: Thirty-six lakh seventy-one thousand fo

A: Step 1: Break into periods — 4,28,30,004 → 4 (crore), 28 (lakh), 30 (thousand), 4 (ones) Step 2: Read — 'Four crore twenty-eight lakh thirty thousand four' Answer: Four crore twenty-eight lakh thirty

A: The successor of a number is obtained by adding 1 to it. Step: 4099 + 1 = 4100 Answer: 4100

A: The predecessor of a number is obtained by subtracting 1 from it. Step: 4330 - 1 = 4329 Answer: 4329

A: No, 0 is not a natural number. Natural numbers are used for counting objects in nature (like 1 apple, 2 books). Since we cannot count 'zero' things in real life, 0 is not included in natural numbers.