Basic Arithmetic and Number Concepts

This video tutorial from the 'Rajin Belajar' channel guides second-grade students through a series of math problems designed for a mid-semester summative assessment. The video covers basic addition and subtraction problems, providing step-by-step explanations and encouraging students to practice and find the easiest methods for them. The tutorial concludes with motivational words to continue learning and sharing the video with peers.

What is the correct way to express 18 as tens and units?

• 2 tens and 8 units

• 8 tens and 8 units

• 4 tens and 8 units

• 1 ten and 8 units

Which sequence is in ascending order: 35, 24, 16, 44?

• 35, 24, 16, 44

• 16, 24, 35, 44

• 24, 16, 35, 44

• 44, 35, 24, 16

If Ani starts at 13 and jumps 5 steps forward, where does she land?

• 20

• 19

• 18

• 17

What is the result of subtracting 8 from 11?

• 2

• 3

• 5

• 4

How many apples does Tina have left after giving away 3 from her 6 apples?

• 2

• 3

• 5

• 4

Andi has 8 candies and gives 2 to his sibling. How many does he have now?

• 6

• 4

• 5

• 7

Rani has 10 marbles and receives 4 more. How many marbles does she have now?

• 15

• 14

• 13

• 12

If there are 20 children playing in the park and 7 more join, how many are there now?

• 28

• 25

• 26

• 27

Pak Budi gives away 10 of his 25 books. How many books does he have left?

• 5

• 20

• 10

• 15

After using 15 out of 40 tomatoes, how many tomatoes are left?

• 30

• 25

• 35

• 20