Students can use Maths Mela Class 3 Solutions Chapter 4 Vacation with My Nani Maa Question Answer to explore alternative problem-solving methods.

## Class 3 Maths Chapter 4 Vacation with My Nani Maa Question Answer Solutions

### Vacation with My Nani Maa Class 3 Maths Question Answer

**Class 3 Maths Chapter 4 Solutions**

Answer:

The trick

Nani Maa knew the total number of marbles and she calculated the number of hidden marbles by subtracting the number of marbles left from the total number of marbles.

**Let us Do**

Perform the trick on your friends. Write the numbers of hidden seeds in the table below.

Answer:

Number of hidden seed

Chirag got 9 story books for Nani Maa and Nandini got 7 puzzle books for Nani Maa. How many total books did the children get for Nani Maa?

Answer:

**Let us Do**

Use the tens frame to solve the following.

(i) 6 + 8 = ……………..

Answer:

(ii) 5 + 10 = …………

Answer:

(iii) 9 – 6 = ………

Answer:

(iv) 18 – 9 = ……

Answer:

**Let us Play**

Card Game

Make four sets of number Shuffle and spread out all with your friends to open one card at a time. When you open, look at your card, and the cards already opened.

If any three cards make an addition or a subtraction statement, you can keep all three cards. Else, put it down opened. For example, Nandini opens 4. The numbers 2 and 6 are already opened. So Nandini can keep all three cards 2, 4 and 6. The game continues till all cards are opened. Whoever collects the greatest number of cards wins the game.

Nandini and Chirag have got their stamps to show to their friends and Nani Maa.

How many stamps do they have now?

Nandini, Chirag and Nani Maa figured out the answer in three different ways using their ginladi:

Answer:

Nandini and Chirag have = 22 stamps

Nani Maa’s brother gives them 30 stamps

Total stamps do they have now = ___ stamps

Stamps they have now = 52

Stamps they will have next time = 75

Number of more stamps they will need = ____

**Let us Do**

Nandini and Chirag have 22 stamps. Nani Maa’s brother gives them his collection of 30 stamps. How many stamps do they have now?

They now have 52 stamps. Nandini and Chirag count and find that they have 37 stamps with faces of famous persons and the remaining with pictures of monuments.

How many stamps with pictures of monuments do they have?

They have 15 stamps with pictures of monuments. Can you find other ways of doing it?

How many more stamps will they need? Figure it out using the number line.

**Let us Do**

Question 1.

Solve using a ginladi.

a. 34 + 6

Answer:

b. 23 + 12

Answer:

c. 33 – 5

Answer:

d. 42 – 15

Answer:

Question 2.

A frog is jumping on the ginladi. He is at 7. He wants to jump 10 beads at a time. Mark the beads that he will jump on and write the numbers.

Answer:

Frog jump 10 beads at a time.

Question 3.

The frog again jumps forward by 10 each time. Mark all the places where the frog will land.

Answer:

Frog at 23 jumps forward by 10 each time.

Question 4.

The grasshopper jumps backward by 10 each time. Mark all the beads that the grasshopper will jump on

and write numbers.

Answer:

• Some ants are carrying big leaves to their homes. They will eat these leaves in the rainy season. Nani Maa can tell how many ants there are without looking under the leaves.

Answer:

Number of ants that are tinder the leaves.

Numbr of ants under first leave = 25 – 4 = 21

Number of ants under second leave = 66 – 51 = 15

Number of ants under third leave = 83 – 73 = 10

Question 5.

Fill in the tables by jumping as instructed.

Answer:

**Let us Play**

Adding and Subtracting Smartly with the Number Grid

Let us play a grid game. Each player takes turns rolling two dice to make a two-digit number, and

moves the counter by the number they have made. They can choose to move forward or backward. The first to reach a number between 91 and 100 is the winner!

Answer:

Chirag is at 19. He gets 54 on the dice.

He moves his counter to = 19 + 54 = 73.

Way of moving to 73.

Question 1.

Use the number grid to answer the following. Show your thinking by drawing arrows in the grid.

a. Nandini is at 45. She gets 34. She will land on …………..

Answer:

Use the number grid to answer:

45 + 34 = 79

Nandini will land on 79

b. Chirag is at 75. He gets 56. He will land on ………..

Answer:

Chirag is at 75. He can not move 56 forward. So he moves 56 backward.

75 – 56 = 19

Chirag will land on 19

c. Nandini is at 30. She gets 66. She will land on ……….

Answer:

Nandini is at 30. She gets 66. She will land on

30 + 66 = 96

Nandini will land on 96

d. Chirag is at 89. He gets 63. He will land on ………..

Answer:

Chirag is at 89. He can not move 63 forward so he moves 63

backward

89 – 63 = 26

Chirag land on 26

Magic Sums

Nandini and Chirag find sorne puzzles that Nani Maa had solved.

Observe the numbers. What do you notice?

Fill the boxes below. In each puzzle, all numbers 1-9 are there. The numbers in each row add up to the number in the box on the right. The numbers in each column add up to the number in the box below.

Add the numbers in the blue boxes and the numbers in the red boxes in each of the puzzles. What do you find?

Nani Maa was doing something in the newspaper. Nandini and Chirag looked into what she was doing.

Magic magic magic!!!

With numbers 1 to 9

Add the numbers in a line

From left to right

And from top to bottom

Did you find the magic?

Now, try from right to left

And from bottom to top

Isn’t it magical?

There is something more,

something more

Add the numbers on the diagonal

Isn’t it magical?

Answer:

Fill the blanks to complete the Magic square.

Answer:

Nandini and Chirag went to their Nani Maa’s field.

Nani Maa has two fields.

Nani Maa has plucked 25 red radishes and 36 white radishes.

How many total radishes has she plucked?

Nandini starts by drawing the problem on the ground.

We need to add 25 and 36 to find the total number of radishes.

Answer:

Nani Maa puts tomatoes and carrots in a box and writes 1oo on it.

Answer:

Circle the bundle of sticks that shows the correct number of carrots.

Solve the above problem on the number line.

Answer:

Nani Maa asks Nandini and Chirag to pluck the ripe apples.

Woho! So many of them.

Try finding out the answer on the number line below.

Answer:

Nandini collected = 85 Apples and Chirag collected = 67 apples

Box diagram

Who collected more, Nandini or Chirag? How much more?

Chirag draws a box diagram for the problem.

Answer:

Solve the following problems by first drawing the box diagrams. Use matchstick bundles or a number line to find the answer.

Question 1.

Babli didi sold 34 books on Monday and 45 books on Tuesday. How many books did she sell in the two days? How many more did she sell on Tuesday than on Monday?

Answer:

Question 2.

In a cricket match at Rosary school, Team Red made 56 runs before lunch and 65 runs after lunch. How many total runs did they make?

Answer:

Question 3.

Rama sells vadas in the school canteen. She has sold 39 vadas the first day. She sold 12 more the next day. How many vadas did she sell in these two days?

Answer:

Question 4.

Gehu brings 56 plants for her terrace garden. Some plants dried up. She is left with 29 plants. How many plants dried up?

Answer:

Question 5.

Choose two numbers. Make a word problem using the two numbers. Share it with your classmates.

Answer:

Students do yourself.

**Let us Play**

This game is to be played between two children. The first player should say a number between 1 and 10. The second player adds a number between 1 and 10 to the first player’s number. The first player again adds a number between 1 and 10 to the previous sum. The player to reach 100 first is the winner. An example is given here:

Player 1 wins this round!

Play this game with your friends.

**Let us Do**

Question 1.

Estimate the answer and say if it will be more or less than 100. Match with the correct one.

Answer:

Question 2.

Solve the above problems using a number line. Write the answer next to the problem.

Answer:

Solve the above problems using a number line.

### NCERT Solutions for Class 3 Mathematics Chapter 4 Long and Short (Old Syllabus)

1.Measure your arm and your mother’s arm. What is the difference?

Ans. My mother’s arm is longer than that of mine.

How Many?

1.In how many steps will Doiji cross the road?

Ans. Doiji may cross the road in five steps.

2.How many cups can be placed in a line on this table? “

Ans. Ten cups can be placed in a line on this table.

3.How many pots can be placed to reach the tree branch?

Ans. Five pots can be placed to reach the tree branch.

4.How many shirts can be hung on this wire?

Ans. Four shirts can be hung on this wire.

How Much is a Centimetre (cm)?

(i)The matchstick is 4 centimetres long.

(ii) A die is 1 centimetre from every side.

(iii) The lizard is 13 centimetres long.

(iv)The leaf is 4 centimetres long.

(v)The wax colour is 7 centimetres long.

(vi)Now, look at a scale that you find in a geometry box. How many centimeters

does it have?

Ans. 15.

The small scale that you mostly use in school is like this one.

Is it easier to start measuring from ‘O’ mark? Look at the things drawn near the scale and find out their lengths.

2.What are the little lines on the scale used for?

Ans. The little lines on the scale are used to measure short objects.

3.Look for things that are

(i)About 10 cm long.

(ii) Between 10 to 20 cm long.

(iii) Less than 1 cm long.

Ans. The list of things having lengths:

(i)About 10 cm Eire:

Screw driver, Soap cake, Badge.

(ii)Between 10 to 20 cm are:

Electric iron, Spoon, Bottle.

(iii)Less than 1 cm are:

Peas, Beans, Nail.

4.Which is longer? Thumb or little finger?

Ans. Thumb is longer than little finger.

5.Think-How will you know the number of centimetres if you measure with a rope, shoe-string, thread etc.?

Ans. This can be done by first measuring with a rope, shoe string, thread, etc. and then comparing with the scale.

Gibli and the Grains

1.Ant Gibli has to reach the grains. She is looking for the shortest road. Can you tell her which is shortest?

Ans. Road B is the shortest.

2.Can you draw a road shorter than these? What is the length of that road?

Ans. Yes, I can draw a road shorter than these. A straight road from ant to the grains will be shorter than these roads. You can measure the length of this road.

Centimetres or Metres?

1.Which of these will be in centimetres and which will be in metres?

(i)Width of computer screen. (ii) Length of pagdi worn by Sikhs.

(iii)Height of a one year old child (iv)Length of a banana.

(v)Waist of an elephant. (vi)Height of a sugarcane.

(vii)Depth of a well. (viii) Height of your mother.

(ix)Distance From school to home (x) Lenght of your father’s arm

Ans. (i) Centimetres (ii) metres (iii) centimetres

(v) metres (vi) metres (vii) metres

(viii) metres (ix) centimetres (x)Centimeters

Trip to Agra

Marie and Baichung are going with their family to Agra. They get down at Agra Cantt. Railway Station and take a rickshaw to Taj Mahal. After 3 hours, they start for Agra Fort, again in a rickshaw. In the afternoon they take a bus to go to Fatehpur Sikri.

1.Now look at the distances between these places (for kilometres we write km).

•Agra Cantt. Railway Station to Taj Mahal – 5 km.

•Taj Mahal to Agra Fort – 2 km.

•Agra Fort to Fatehpur Sikri – 40 km.

Now find from the map.

Which is farther from Agra Cantt. Railway Station-Taj Mahal or Fatehpur Sikri?

Ans. Fatehpur Sikri is farther from Agra Cantt.

2.Which of these is nearer to the railway line?

(i)Babarpur forest or Taj Forest?

(ii)Agra Fort or Taj forest?

Ans. (i) Babarpur forest.

(ii)Agra Fort.

3.Which is nearer to the river Yamuna?

Ans. Taj Mahal.

The Long Tail Competition

1.The animals in the picture had a competition. The animal who had the longest tail won a prize. Now who do you think won the first prize and who won the second? Just guess the length of the longest tail.

Ans. Monkey won the first prize and cow won the second prize. Monkey’s tail is the longest and is about 1 metre long.