Word Problems in Length and Mass
Welcome to Word Problems in Length and Mass for Grade 3!
This section is designed to help third-grade students develop their problem-solving skills using real-life scenarios involving length and mass. By working through these engaging word problems, children will learn how to apply mathematical concepts such as addition, subtraction, multiplication, and comparison to measure distances and weights. These exercises not only strengthen their understanding of units like meters, centimeters, and kilograms but also build confidence in tackling everyday math challenges.
Q: Sam is tall for his age. He is 1 m 38 cm tall. What is Sam’s height in centimetres?
A: Sam’s height is 138 cm.
Q: Shane took part in the school Sports Day celebrations. She jumped 125 cm from the starting line. How many metres and centimetres did she jump?
A: Shane jumped 1 m 25 cm.
Q: The distance between the public library and Rudi’s house is 1 km 470 m. What is the distance in metres?
A: The distance is 1470 metres.
Q: Fendi is travelling in a plane. The plane is flying at a height of 2790 m above the ground. What is the height of the plane above the ground, in kilometres and metres?
A: The height of the plane above the ground is 2 km 790 m.
Q: The distance from Sean’s home and school is 5275 m. Sean cycles to school every morning. What is the distance he cycles in kilometres and metres?
A: The distance he cycles is 5 km 275 m.
Q: Rope A is 2 m 10 cm long. Rope B is 1 m 35 cm long. What is the total length of the two ropes in metres and centimetres?
A: The total length of the two ropes is 3 m 45 cm.
Q: A metal bar is 4 m 20 cm. A pipe is 3 times its length. What is the length of the pipe in metres and centimetres?
A: The length of the pipe is 12 m 60 cm.
Q: A piece of string is 3 m 36 cm. It is cut into 3 pieces. What is the length of each piece of string?
A: The length of each piece of string is 1 m 12 cm.
Q: A piece of string is 100 cm long. Haslina cuts 70 cm of it away. Find the length of the remaining string.
A: The length of the remaining string is 30 cm.
Q: Zina tied a parcel with a string that was 75 cm long. She tied another parcel with a string that was 255 cm long. What was the total length of the two strings in metres and centimetres?
A: The total length of the two strings was 3 m 30 cm.
Q: June has 4 pieces of wire, each of length 178 cm. What is the total length?
A: The total length of the wire is 712 cm.
Q: A bicycle has a mass of 14 kg 110 g. A slide scooter has a mass of 2 kg 145 g. What is the total mass of the bicycle and the slide scooter?
A: The total mass of the bicycle and the slide scooter is 16 kg 255 g.
Q: Alina has a mass of 13 kg 460 g. Batrisya has a mass of 10 kg 130 g. What is the difference in their masses?
A: The difference in their masses is 3 kg 330 g.
Q: The mass of a brick is 3 kg 240 g. What is the mass of 2 such bricks?
A: The mass of 2 such bricks is 6 kg 480 g.
Q: The mass of 2 identical wooden blocks is 12 kg 200 g. What is the mass of 1 wooden block?
A: The mass of 1 wooden block is 6 kg 100 g.
Q: Ahmad’s mass is 38 kg. Rahim’s mass is 24 kg. How much heavier is Ahmad than Rahim?
A: Ahmad is 14 kg heavier than Rahim.
Q: Hakim puts some red beans equally into 5 packets. The mass of each packet of red beans is 125 g. What is the total mass of the 5 packets of red beans?
A: The total mass of the 5 packets of red beans is 625 g.
Q: Mr. Robert had 24 kg 600 g of rice. He packed the rice equally into 6 containers. What was the mass of rice in each container?
A: The mass of rice in each container was 4 kg 100 g.
Q: Sarah bought 3 packets of rice and a tin of cooking oil. The mass of each packet of rice was 500 g. The 3 packets of rice were 475 g lighter than the tin of oil. A) What was the mass of the 3 packets of rice? B) What was the mass of the tin of cooking oil?
A: A) The mass of the 3 packets of rice was 1500 g. B) The mass of the tin of oil was 1975 g.
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