We the Travellers—II

A lorry has 28 litres of fuel in its tank. An additional 75 litres is filled. What is the total quantity of fuel in the lorry?

Find the sum of 49 and 89.

Add the following numbers. Wherever possible, find easier ways to add the pairs of numbers.

Find the relationship between the numbers in the given statements and fill in the blanks appropriately.

In each of the following, write the subtraction and addition sentences that follow from the given sentence.

A minibus has 18 l of fuel left. After refuelling, the fuel meter indicates 65 l. How much fuel has been filled in the fuel tank of the minibus?

What is the difference between 82 and 37?

Solve the following subtraction problems.

In each of the boxes above, state whether the sums are even or odd. Explain why this is happening.

What is the difference between two successive sums in each box? Is it the same throughout?

What will be the difference between two successive sums for— (a) 5 consecutive numbers (b) 6 consecutive numbers

Use your understanding to find the following sums without adding the numbers directly.

One of the places on the North–South Corridor was 1,855 km from Srinagar and 1,862 km from Kanniyakumari. What was the total length of the North–South Corridor in 2019?

Mahesh and his family decide to drive from Srinagar to Kanniyakumari. He spends ₹21,880 on fuel and toll tax, and ₹38,900 on other expenses during this journey. How much did he spend in total?

Find the following sums. Try not to write TTh, Th, H, T, and O at the top. Just align the digits properly, at least for the smaller numbers.

The total distance of the sea route from Mumbai to Chennai is 2,700 km. A ship starting from Mumbai first reaches the Cochin port, travelling 1,083 km by sea. How much more distance does it have to travel to reach the Chennai port?

The longest land route is 15,150 km between Talon (Russia) and Sagres (Portugal). The longest highway in Africa is 10,228 km long, connecting the cities of Cairo, in Egypt and Cape Town, in South Africa. How much longer is the land route between Talon and Sagres compared to the highway between Cairo and Cape Town?

Subtract the following. Try not to write TTh, Th, H, T, and O at the top. Align the digits carefully.

Mary's train journey to Delhi. Mary is on a train journey. She starts from Kolkata with ₹12,540. She spends ₹3,275 on food and other expenses during her trip to Varanasi. In Varanasi, her uncle gives her a gift worth ₹4,900. She then travels to Delhi, spending ₹2,645 on the train ticket. She spends ₹1,275 on souvenirs in Delhi. How much money is Mary left with at the end of the Delhi trip?

Members of a school council have raised ₹70,500. They plan to setup a Maths Lab with some games and models worth ₹39,785, buy library books worth ₹9,545, and purchase sports equipment worth ₹19,548.