Addition and Subtraction of Decimals

Q.

Which is greater? $0.5or0.05$

Q.

How many steps do you perform in criss - cross method of multiplication when both multiplicand and multiplier are three digit number?

___

Q.

7 pm in 12-hour format is same as that of ____ in 24 hours format.

1. 07:00

2. 19:00

3. 21:00

4. 23:00

Q. Add the following :
(i) 1.01, 257 and 0.200
(ii) 18, 200.35, 11.72 and 2.3
(iii) 0.586, 0.0586 and 0.00586

Q. Half of 540

Q. A rope has a length of 8m15cm .What would be it's length in centimeters.

Q. A printer can print 60 lines in 30 second how many lines can be printed in 45 minutes

Q. Rahul drives his car and travel 10 km in 12minutes. What is the distance covered by him in 1 hr.

Q. 68.2305 + 574.333 + 96.0020 = ____

1. 738.5655

Q.

25-cm length is cut off from a 3 m long rope. Calculate the length of remaining piece of rope.

Select all that apply.

1. 1.25 m

2. 175 cm

3. 2.75 m

4. 275 cm

Q. 6-0.4-0.87-0.03

Q. Usain and Yohan run a 100 m race in 9.482 seconds and 9.663 seconds respectively. Yohan takes seconds more than Usain.

1. 0.171
2. 0.181
3. 1.191
4. 0.0171

Q. Abhishek travelled 5 km 27 m by train, 7 km 67 m by bus and
3 km 20 m by car. What is the total distance (in km) that he travelled?

1. 15.014
2. 15.114
3. 12.114
4. 15.104

Q.

Jyothi's home is 6 km from her school. She travels 4.75 km of this distance by bus and the remaining on foot. Find the distance covered by foot .

1. 1.75 km

2. 0.25 km

3. 1.25 km

4. 2.25 km

Q.

Naresh walked 2 km 35 m in the morning and 1 km 7 m in the evening. How much distance did he walk in all?

Q.

In a marathon of 5.75 km, first break was taken after running 2.8 km and second break after another 1.3 km . Find the distance left to finish the marathon.

1. 1.65 km

2. 1.75 km

3. 1.95 km

4. 1.85 km

Q.

68.2305 + 574.333 + 96.0020 = ____

1. 738.5565

2. 738.6655

3. 738.5655

4. 738.5656

Q.

In a marathon of 5.75 km, after running 2.8 km, you halted to drink water. After another 1.3 km, you again stopped to drink water. How much distance is yet to go?

1. 1.65 km

2. 1.75 km

3. 1.85 km

4. 1.95 km

Q. (a) A piece of wire $\frac{13}{16}$ metre long broke into two pieces. One piece was $\frac{5}{8}$ metre long. How long is the other piece?

(b) Sarita bought $\frac{1}{5}$ metre of ribbon and Lalita $\frac{3}{4}$ metre of ribbon. What is the total length of the ribbon they bought?

Q. Sikha bought sugar for ₹150.45. If she bought mangoes for ₹114.32, how much amount did she spend more on sugar than mangoes?

1. ₹46.11
2. ₹36.13
3. ₹51.13
4. ₹31.43

Q. Determine whether the number 1111...1 of 91 digits is prime or composite ?

Q.

68.2305 + 574.333 + 96.0020 =

Q.

Find the value of: 59.365 + 362.58 + 64.187.

1. 486.322

2. 486.122

3. 486.132

4. 468.123

Q.

The distance between mr. Bakshi's house and his office is 1km 525m. Every day he walks both ways. What is the total distance covered by him in a week considering Sunday to be a holiday?

Q.

Shreya has $₹250.80$in her pocket . She buys a school bag for $₹150.50$ . How much money is now left with her ?

Q.

Add the following:

$0.3+0.6$

Q. A thread of length 20m has been divided into 5 pieces. What is the length of each piece?

Q. Sara walks 20.56 km towards the north. Then, she turns right and walks 32.64 km. Then, she turns right again and walks 39.79 km. Then, she turns left and walks 15 km. Finally, she turns left again and walks 19.23 km. How far is she from the starting position?

1. 32.7 km
2. 47.64 km
3. 45.85 km
4. 24.56 km

Q.

A 7.6-cm line is extended by 2.3 cm. What is the new length of the line now?

1. 9.8 cm

2. 9.9 cm

3. 7.9 cm

4. 5.3 cm

Q. Subtract.
(1) 85.96 – 2.345
(2) 632.24 – 97.45
(3) 200.005 – 17.186