Mathematics Class 4: Decimal Numbers and Measurements

This video tutorial covers mathematics for grade 4, focusing on decimal numbers and unit conversions. It includes practical experiments with water measurement to illustrate decimal representation, followed by exercises on converting units such as meters to kilometers and grams to kilograms. The video provides step-by-step solutions to practice problems, enhancing understanding of decimals and measurements. The tutorial concludes with a summary of key concepts and encourages further practice.

What is the main topic discussed in this video?

• Algebra

• Geometry

• Decimal Numbers

• Fractions

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

• 1.7 liters

• 1.07 liters

• 0.17 liters

• 2.7 liters

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

• 9 parts

• 6 parts

• 3 parts

• 12 parts

Convert 2 meters 83 cm into meters using decimals.

• 2.83 meters

• 3.83 meters

• 2.38 meters

• 3.28 meters

What is the smallest unit when 0.1 liter is divided into 10 equal parts?

• 0.01 liter

• 0.001 liter

• 0.1 liter

• 1 liter

What is the decimal representation of 875 grams in kilograms?

• 0.0875 kg

• 87.5 kg

• 8.75 kg

• 0.875 kg

If a point is marked at 2.98 on a scale, how many parts of 0.01 are added to 2.9?

• 7 parts

• 9 parts

• 6 parts

• 8 parts

How many meters is 1435 mm when converted to meters?

• 143.5 meters

• 0.1435 meters

• 14.35 meters

• 1.435 meters

What is the equivalent of 42.195 meters in kilometers?

• 0.042195 km

• 4.2195 km

• 42.195 km

• 0.42195 km

How do you express 1 kg and 264 grams in kilograms?

• 1.264 kg

• 1.0264 kg

• 12.64 kg

• 0.1264 kg