Measurement and Basic Arithmetic Problems

This video tutorial covers a series of math questions for a second-grade class, focusing on mid-semester assessments. Each question is explained in detail, with step-by-step solutions provided to help students understand the concepts. The video aims to improve students' math skills and encourage them to engage with the content by liking, subscribing, and sharing the channel.

What is the number represented by the sequence: 10, 20, 30, 40, 50?

• 40

• 30

• 60

• 50

Which number is greater: 639 or 657?

• Both are equal

• 657

• Cannot be determined

• 639

If you have 40 and add 50, what is the result?

• 110

• 100

• 90

• 80

What is the result of subtracting 11 from 27?

• 15

• 16

• 18

• 17

How many minutes are there from 07:45 to 08:15?

• 20

• 30

• 25

• 35

What is the 24-hour notation for 08:34 PM?

• 21:34

• 20:34

• 22:34

• 23:34

Convert 800 cm to meters.

• 800 m

• 80 m

• 0.8 m

• 8 m

If you subtract 3 cm 5 mm from 11 cm 8 mm, what is the result?

• 9 cm 5 mm

• 9 cm 3 mm

• 8 cm 5 mm

• 8 cm 3 mm

What is the appropriate unit to measure the length of a cable?

• Kilometers

• Millimeters

• Centimeters

• Meters

Lina gave away 1 meter 20 cm of ribbon and has 2 meters 50 cm left. What was the original length of the ribbon?

• 3 m 70 cm

• 3 m 50 cm

• 4 m

• 4 m 20 cm