AP 4th Maths Unit 1 Large Numbers Text book Answers 2026-27
TEXTBOOK PAGE 22: EXERCISE - 1 Large Numbers
1. Write the following numbers in words:
| Numeral | Number in Words |
|---|---|
| a) 25,250 | Twenty five thousand two hundred and fifty |
| b) 41,415 | Forty one thousand four hundred and fifteen |
| c) 72,300 | Seventy two thousand three hundred |
2. Write the numeral for the following number names:
a) Thirty three thousand eight hundred and fifteen: 33,815
b) Ninety two thousand and eighty five: 92,085
3. Write the numbers as per the instructions:
a) 1 ten thousand + 9 thousands + 4 hundreds + 5 tens + 8 ones = 19,458
b) 3 ones + 2 tens + 6 hundreds + 7 thousand + 4 ten thousands = 47,623
4. What is the place value of 4 in each of the following numbers:
a) 95,403 : 4 hundreds / 400
b) 4,327 : 4 thousands / 4,000
c) 48,932 : 4 ten thousands / 40,000
5. Write the expanded form of the following:
a) 5,642 = 5,000 + 600 + 40 + 2
b) 24,926 = 20,000 + 4,000 + 900 + 20 + 6
6. Write the short form of the following:
a) 90000 + 3000 + 400 + 70 + 6 = 93,476
b) 40000 + 6 = 40,006
7. Multiple Choice Question:
Which of the following numbers does the digit 5 have a place value of five thousand?
Correct Option: B) 15,000 (Since 5 is in the thousands place)
TEXTBOOK PAGE 40: EXERCISE - 2
1. Circle the smallest number given below:
Given: a) 28,828 | b) 82,988 | c) 63,215 | d) 24,321
→ Answer: Smallest number is 24,321
2. Circle the greatest number given below:
Given: a) 80,081 | b) 80,801 | c) 80,180 | d) 80,108
→ Answer: Greatest number is 80,801
3. Write the predecessor (-1) of the given number:
a) 46,249 comes before 46,250
b) 72,578 comes before 72,579
c) 38,204 comes before 38,205
4. Write the predecessor and successor of the following numbers:
a) For 43,565:
• Predecessor = 43,564 | Successor = 43,566
b) For 40,000:
• Predecessor = 39,999 | Successor = 40,001
5. Fill in the blanks with " >, < or = ":
a) 8,154 < 8,514
b) 59,260 = 59,260
6. Exhibition Visitors Ascending Order:
Numbers: 1826, 1493, 1630, 1863
→ Ascending Order: 1,493 < 1,630 < 1,826 < 1,863
7. Hall Ticket Number Word Problem:
Lasya's ticket number is 42,384. Find the numbers sitting in front (predecessor) and behind (successor) her.
• In front (Predecessor): 42,383
• Behind (Successor): 42,385
8. Devika's Money Count Problem:
Devika has 13 hundred rupee notes, 24 ten rupee notes and 19 one rupee coins.
• 24 Tens = 240
• 19 Ones = 19
• Total Amount = 1300 + 240 + 19 = 1,559
Correct Choice: c) 1559
TEXTBOOK PAGE 42: IMPROVE YOUR LEARNING APTEACHERS.IN
1. Narendra and Tarun Money Comparison:
Tarun's Amount: 22 Hundreds (2200) + 32 Tens (320) + 16 Ones (16) = ₹2,536
• a) Narendra has ₹2,438 and Tarun has ₹2,536.
• b) Tarun had more money (₹2,536 > ₹2,438).
2. Abacus Bead Removal Problem:
How many beads should be removed from thousands place to represent a number between 5000 and 6000 (meaning thousands digit must be 5)?
(Looking at the standard 7-beads setup text activity scenario)
• Answer: b) 2 (Removing 2 beads from 7 leaves 5 beads, creating 5,000)
3. Number Cards Ordering Problem:
Cards: 35678, 35761, 35562, 35697, 35964
• Number coming just before 35,697 is 35,678.
• Correct Choice: d) 35678
4. Expanded form of 5037 analysis:
• Student 1: 5000 + 300 + 7 (Incorrect, 3 is in tens place)
• Student 2: 5000 + 30 + 7 (Correct, 5000 + 30 + 7 = 5037)
• Correct Choice: b) Only student 2 is correct.
5. Find value of X:
X is the successor of 9,999 and the predecessor of 10,001.
• Successor of 9,999 = 9,999 + 1 = 10,000
• Predecessor of 10,001 = 10,001 - 1 = 10,000
• Value of X = 10,000
6. "Who am I?" 5-digit Number Riddle:
• Hundreds place = half of 8 = 4
• Ones place = smallest odd number = 1
• Remaining places (thousands and tens) are filled with 0.
• Final Number: 70,401
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