Mathematics Class 4: Decimal Numbers and Measurements

This video tutorial covers mathematics for grade 4, focusing on decimal numbers. It includes practical experiments with water measurement, understanding decimal representation, and unit conversion. The video also provides practice problems and solutions, along with advanced unit conversion exercises. The tutorial aims to enhance students' understanding of decimals and their applications in real-world scenarios.

What is the main topic discussed in this video?

• Decimal Numbers

• Fractions

• Geometry

• Algebra

How much water did Yanti pour if she used 1 liter and 7 parts of 0.1 liter?

• 1.7 liters

• 1.07 liters

• 1.17 liters

• 0.7 liters

If Ratna poured 1.36 liters of water, how many parts of 0.01 liter did she use?

• 6 parts

• 12 parts

• 9 parts

• 3 parts

Convert 2 meters 83 cm into meters.

• 2.38 meters

• 2.83 meters

• 2.08 meters

• 3.28 meters

What is the equivalent of 1435 mm in meters?

• 0.1435 meters

• 1.435 meters

• 143.5 meters

• 14.35 meters

How many kilometers are there in 42,195 meters?

• 0.42195 km

• 421.95 km

• 4.2195 km

• 42.195 km

Convert 875 grams to kilograms.

• 0.875 kg

• 8.75 kg

• 87.5 kg

• 0.0875 kg

What is the smallest unit of measurement used in the video?

• 0.01 liter

• 1 liter

• 0.1 liter

• 0.001 liter

How is 1 kg and 264 grams expressed in kilograms?

• 1.264 kg

• 1.0264 kg

• 12.64 kg

• 0.1264 kg

What is the conversion factor from grams to kilograms?

• 10 grams = 1 kg

• 1 gram = 1 kg

• 1000 grams = 1 kg

• 100 grams = 1 kg