Andhra Pradesh AP Board 4th Class Maths Solutions 5th Lesson Multiplication Textbook Exercise Questions and Answers.
AP State Syllabus 4th Class Maths Solutions Chapter 5 Multiplication
I.
Nikhila, along with her family members went to an exhibition.They were two children and three adult in all. The entrance – fee for adult is ₹ 120 and for child is ₹ 65. Nikhila’s fathergave ₹ 500 to buy tickets.
How much does he need to pay for the ticket;
“Can you tell how much it is” ?
Rajani worked out it as follows ………….
Solution:
Multiplicand = 120
Multiplier = 3
Product = 360
II.
If three children and four adults of your family went to the exhibition, then how much do you need to pay ?
Cost of ticket for each child = ____________
Number of children went to the exhibition = ____________
Total cost of tickets for children = ____________
Cost of ticket for each adult = ____________
Number of adults went to the exhibition = ____________
Total cost of tickets for adults = ____________
Total cost of tickets for children and adults = ____________
Solution:
Cost of ticket for each child = ₹ 65
Number of children went to the exhibition = 3
Total cost of tickets for children
= 3 × 65
= 185
Cost of ticket for each adult = ₹ 120
Number of adults went to the exhibition = 4
Total cost of tickets for adults
= 4 × 120
= ₹ 480
Total cost of tickets for children and adults
= 1 × 5 + 480
= ₹ 665
Textbook Page No. 59
Do this
Question 1.
In the multiplication fact 124 × 2 = 248, write multiplicand, multiplier and the product
Solution:
Multiplicand = 124
Multiplier = 2
Product = 248
2. Find the products.
a) 234 × 2
Solution:
486
b) 232 × 3
Solution:
696
c) 212 × 4
Solution:
848
d) 440 × 2
Solution:
880
Let us observe:
Observe the following multiplications and fill in the blanks.
1) 1 × 200 = 200
2) 2 × 200 = 400
3) 3 × 200 = 600
4) 4 × 200 = 800
5) 5 × 200 = 1000
6) 6 × 200 = 1200
7) 7 × 200 = 1400
8) 8 × 200 = 1600
9) 9 × 200 = 1800
10) 10 × 200 = 2000
1) 1 × 300 = 300
2) 2 × 300 = 600
3) 3 × 300 = 900
4) 4 × 300 = 1200
5) 5 × 300 = 1500
6) 6 × 300 = 1800
7) 7 × 300 = 2100
8) 8 × 300 = 2400
9) 9 × 300 = 2700
10) 10 × 300 = 3000
1) 1 × 400 = 400
2) 2 × 400 = 800
3) 3 × 400 = 1200
4) 4 × 400 = 1600
5) 5 × 400 = 2000
6) 6 × 400 = 2400
7) 7 × 400 = 2800
8) 8 × 400 = 3200
9) 9 × 400 = 3600
10) 10 × 400 = 4000
Textbook Page No. 60
Do this
Write the following products.
1) 11 × 200 = 2200 ; 200 × 1 = 2200
2) 13 × 200 = 2600 ; 200 × 13 = 2600
3) 12 × 300 = 3600 ; 300 × 12 = 3600
4) 14 × 300 = 4200 ; 300 × 14 = 4200
5) 12 × 400 = 4800 ; 400 × 12 = 4800
6) 14 × 400 = 5600 ; 400 × 14 = 5600
7) 4 × 500 = 2000 ; 500 × 4 = 2000
8) 6 × 500 = 3000 ; 500 × 6 = 3000
Textbook Page No. 62
Do this
1. Find the products in the above methods and observe the answers.
a) 164 × 2
Solution:
Given: 164 × 2
Method – I:
164 × 2 = (100 + 60 + 4) × 2
= 100 × 2 + 60 × 2 + 4 × 2
= 200 + 120 + 8
= 328
Method – II:
Method – III:
In three methods product is same.
b) 246 × 3
Solution:
Given: 246 × 3
Method – I:
246 × 3 = (200 + 40 + 6) × 3
= (200 × 3 + 40 × 3 + 6× 3)
= 600 + 120 + 8
= 600 + 138
= 738
Method – II:
Method – III:
In three methods product is same.
c) 209 × 4
Solution:
Given: 209 × 4
Method – I:
209 × 4 = (200 + 0 + 9) × 4
= (200 × 4 + 0 × 4 + 9 × 4)
= 800 + 00 + 36
= 836
Method – II:
Method – III:
In three methods product is same.
2. Verify the following and correct them wherever necessary.
a) 264 × 2
Solution:
Given 264 × 2 = 4,128.
It is wrong.
Correct multiplication = 264 × 2 = 528
b) 342 × 3
Solution:
Given 342 × 3 = 1026 is correct.
c) 253 × 4
Solution:
Given 253 × 4 = 82012 is wrong.
Correct multiplication:
is correct.
Textbook Page No. 62
Try this
Question 1.
In Chammachintha school, there are 126 pupils. The teacher asked them to plant saplings in the nearby village. If each student planted 4 saplings, how many saplings did they plant ?
Solution:
Number of students in the school = 126
Number of saplings planted by each student = 4
Total saplings planted by the students
= 126 × 4
= 504
Question 2.
If a box contains 164 mangoes, how many mangoes will be there in 5 such boxes ?
Solution:
Number of mangoes in a box = 164
Number of mangoes such boxes = 5
Total mangoes in 5 boxes
= 164 × 5
= 820 mangoes
Question 3.
Ramayya went to a agriculture work for 2 days. If his wage was ₹ 425 per day, what was the total wage for 2 days ?
Solution:
Daily wage per day = 425
Number of working days = 2
Total wage for 2 days = 2 × 425
= ₹ 850
Textbook Page No. 63
Do this
Do the following by above method.
a) 114 × 3 = ___________.
Solution:
114 × 3
= (1 hundred + 1 tens + 4 ones) × 3
= 3 hundred + 3 tens + 2 ones
= 3 hundred + (3 tens + 1 ten) + 2 ones
= 300 + 40 + 2
b) 314 × 4 = ____________
Solution:
314 × 4
= (3 hundreds + 1 ten + 4 ones) × 4
= 12 hundreds + 4 tens + 1 ten + 16 ones
= 12 hundreds + 4 tens + 1 ten + 6 ones
= 1200 + 40 + 10 + 6
= 1200 + 50 + 6
= 1256
c) 213 × 5 = ___________
Solution:
214 × 5
= (2 hundreds + 1 ten + 3 ones) × 5
= 10 hundreds + 5 tens + 15 ones
= 10 hundreds + 5 tens + 1 ten + 5 ones
= 10 hundreds + 6 tens + 5 ones
= 1000 + 60 + 5 = 1065
d) 134 × 6 = ___________
Solution:
134 × 6
= (1 hundred + 3 tens + 4 ones) × 6
= 6 hundreds + 18 tens + 24 ones
= 6 hundreds +10 tens + 8 tens + 2 tens + 4 ones
= 600+ 100 + 80 + 20 + 4
= 700 + 100 + 4
= 804
e) 243 × 5 = ____________
Solution:
243 × 5
= (2 hundreds + 4 tens + 3 ones) × 5
= 10 hundreds + 20 tens + 15 ones
= 1000 + 20 tens + 1 ten + 5 ones
= 1000 + 200+ 1 ten+ 5
= 1000 + 210 + 5
= 1215
f) 126 × 7 = __________
Solution:
126 × 7
= = (1 hundred + 2 tens + 6 ones) × 7
= 7 hundreds + 14 tens +42 ones
= 700 + 140 + 40 + 2
= 882
Textbook Page No. 65
Do this
Do the following multiplications.
a) 342 × 15
Solution:
b) 423 × 21
Solution:
c) 233 × 26
Solution:
Textbook Page No. 65
Try this
Question 1.
how many trees are there in the garden, if there are 124 rows and each row contains 65 trees?
Solution:
Number of rows in a garden = 124
Number of trees in each row = 65
Number of trees totally in the garden =
Question 2.
The owner of a dairy farm sold 496 milk packets in 15 days. If each packet was sold at ₹ 25, how much money did he earn ?
Solution:
Number of milk packets sold = 496
Cost of each packet = 25
Total earned money =
Exercise – 5.1
1. Multiply
a) 348 × 27
Solution:
b) 456 × 48
Solution:
c) 654 × 55
Solution:
d) 708 × 64
Solution:
Question 2.
The cost of a chair is ₹ 375. What is the cost of 18 such chairs ?
Solution:
Cost of a chair is = ₹ 375
Cost of such 18 chairs is =
Question 3.
Raju delivers 157 newspapers each morning. How many newspapers does he deliver in 31 days ?
Solution:
Number of newspapers delivers each mornings = 157
Number of days = 31
∴ Total newspapers delivered in 31 days
Question 4.
42 boys in a class planned a picnic. If each boy contributes ₹ 168, how much money was collected ?
Solution: N
umber of boys in the class = 42
Contribution of each boys = ₹ 168
∴ Collected money totally =
Question 5.
The bus fare from Vizag to Vijayawada is ₹ 650. If 28 passengers travelled from Vizag to Vijayawada, how much money have they paid ?
Solution:
The bus fare from Vizag to Vijayawada = ₹ 650
Number of passengers in the bus = 28
Total money paid by the passengers =
Question 6.
Raju buys 65 crates of mangoes at ₹ 285 per crate. How much money does he pay ?
Solution:
Number of crates purchased = 65
Cost of each crate = ₹ 285
Totally paid amount =
Question 7.
There are 576 buttons in a packet. Find the number of buttons in 2 such packets.
Solution:
Number of buttons in a packet = 576
Number of buttons in packets = 82
Total buttons in the packets =
write down here :
Exercise – 5.2
1. Find the first 5 multiplies of each of the following.
a) 3
Solution:
3 × 1 = 3
3 × 2 = 6
3 × 3 = 9
3 × 4 = 12
3 × 5 =15
b) 7
Solution:
7 × 1 = 7
7 × 2 =14
7 × 3 = 21
7 × 4 = 28
7 × 5 = 35
c) 8
Solution:
8 × 1 =8
8 × 2 = 16
8 × 3 = 24
8 × 4 = 32
8 × 5 = 40
Question 2.
Write the multiples of 8 below 100.
Solution:
Multiples of 8, below 100 is 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96.
Question 3.
Read each of the following statements. If it is true write ‘T’, otherwise ‘F’ in the bracket.
a) 12 is a multiple of 3
Solution:
T
b) 57 is a multiple of 8
Solution:
F
c) 30 is a multiple of 5
Solution:
T
d) 47 is a multiple of 6
Solution:
F
e) 52 is a multiple of 7
Solution:
F
Question 4.
Circle the multiples of 3 in the following numbers.
2, 5, 6, 9, 10, 14, 20, 21, 27, 32, 37, 36, 48.
Solution:
Question 5.
Circle the numbers which are not multiples of 4 in the following numbers.
2, 4, 11, 8, 20, 21, 27, 28, 30, 32, 37, 40, 45, 57.
Solution:
Question 6.
Circle the multiples of 5 in the following numbers.
2, 4, 14, 20, 21, 27, 35, 55, 25, 68, 65, 22, 39.
Solution:
Question 7.
Write the numbers which are not multiples of 8 in the following numbers.
20, 24, 45, 32, 35, 26, 90, 8, 7, 10.
Solution:
Multiple Choice Questions
Question 1.
Choose in 120 × 65, multiplicand
A) 120
B) 65
C) 780
D) None
Answer:
A) 120
Question 2.
Choose in 145 × 3, multiplier
A) 145
B) 3
C) 435
D) 534
Answer:
B) 3
Question 3.
If two numbers are multiplied in any order the product is always
A) Negative
B) Positive
C) Same
D) None
Answer:
C) Same
Question 4.
The product value of 16 hundreds + 9 tens + 2 ones is equal to
A) 423 × 5
B) 4 × 423
C) 3 × 423
D) 423 × 6
Answer:
B) 4 × 423
Question 5.
A weaver’s family produced 23 sarees. They sold each saree at ₹ 385. How much money they earn ?
A) 5588
B) 5508
C) 8855
D) 8805
Answer:
C) 8855
Question 6.
Product of 348 × 37 is
A) 12726
B) 12826
C) 12876
D)12626
Answer:
C) 12876
Question 7.
Sohan done the product 253 × 4 = 82012. Is Sohan correct ?
A) Yes
B) No
C) I don’t know
D) Both A and B
Answer:
B) No
Question 8.
Is 45 is a multiple of 8
A) Yes
B) No
C) I don’t know
D) Both A and B
Answer:
B) No
Question 9.
Raju said that “13 × 100 = 100 × 13 is same”. Is Raju correct ?
A) Yes
B) No
C) I don’t know
D) Both A and B
Answer:
A) Yes
Question 10.
No. of multiples of ‘6’ below 100 is
A) 15
B) 16
C) 10
D) 12
Answer:
B) 16