Exploring the wonders of Mathematics in 4th-grade with the innovative Horizon of Creativity Series, Volume 1 and Volume 2 in the Textbook

Mathematics for 4th-grade in the Horizon of Creativity series comprises 4 themes corresponding to Volume 1 and Volume 2. The solutions in the book have been scientifically organized by Mytour, with annotations on each page. Scroll down to follow the detailed answers for each lesson in this textbook.

Solving 4th-grade Mathematics creatively with the Horizon of Creativity Volume 1 and Volume 2, detailed and comprehensive

Table of Contents for 4th-grade Mathematics in the Horizon of Creativity Series

* Mathematics Solutions for 4th Grade in the Horizon of Creativity Volume 1

1. Review and Supplement
- 4th-grade Mathematics Solution Page 7 CTST Volume 1 - Exercise 1: Reviewing numbers up to 100,000
- 4th-grade Mathematics Solution Page 10 CTST Volume 1 - Exercise 2: Reviewing addition and subtraction
- 4th-grade Mathematics Solution Page 13 CTST Volume 1 - Exercise 3: Reviewing multiplication and division
- 4th-grade Mathematics Solution Page 15 CTST Volume 1 - Exercise 4: Even and odd numbers
- 4th-grade Mathematics Solution Pages 17, 18 CTST Volume 1 - Exercise 5: What have you accomplished?
- 4th-grade Mathematics Solution Pages 19, 20 CTST Volume 1 - Exercise 6: Problems related to simplifying to units
- 4th-grade Mathematics Solution Pages 21, 22 CTST Volume 1 - Exercise 7: Problems related to simplifying to units (continued)
- 4th-grade Mathematics Solution Pages 23, 24 CTST Volume 1 - Exercise 8: Three-step problem solving
- 4th-grade Mathematics Solution Page 25 CTST Volume 1 - Exercise 9: Reviewing numerical expressions
- 4th-grade Mathematics Solution Pages 26, 27 CTST Volume 1 - Exercise 10: Expressions with letters
- 4th-grade Mathematics Solution Page 28 CTST Volume 1 - Exercise 11: Expressions with letters (continued)
- 4th-grade Mathematics Solution Page 29 CTST Volume 1 - Exercise 12: Expressions with letters (continued)
- 4th-grade Mathematics Solution Page 30 CTST Volume 1 - Exercise 13: Commutative and associative properties of addition
- 4th-grade Mathematics Solution Page 32 CTST Volume 1 - Exercise 14: Commutative and associative properties of multiplication
- 4th-grade Mathematics Solution Page 35 CTST Volume 1 - Exercise 15: What have you accomplished?
- 4th-grade Mathematics Solution Page 37 CTST Volume 1 - Exercise 16: Sequence of data
- 4th-grade Mathematics Solution Page 39 CTST Volume 1 - Exercise 17: Column chart
- 4th-grade Mathematics Solution Pages 43, 44 CTST Volume 1 - Exercise 18: Number of repetitions of an event
- 4th-grade Mathematics Solution Pages 45, 46, 47 CTST Volume 1 - Exercise 19: Finding the average
- 4th-grade Mathematics Solution Page 48 CTST Volume 1 - Exercise 20: Dice-meter-square
- 4th-grade Mathematics Solution Page 50 CTST Volume 1 - Exercise 21: Meter square
- 4th-grade Mathematics Solution Page 52 CTST Volume 1 - Exercise 22: What have you accomplished?
- 4th-grade Mathematics Solution Page 54 CTST Volume 1 - Exercise 23: Practice and experience
 

2. Natural Numbers
- 4th-grade Mathematics Solution Page 57 CTST Volume 1 - Exercise 24: Numbers with six digits - Rows and classes
- 4th-grade Mathematics Solution Pages 60, 61 CTST Volume 1 - Exercise 25: Million - Million class
- 4th-grade Mathematics Solution Page 62 CTST Volume 1 - Exercise 26: Reading, writing natural numbers in decimal system
- 4th-grade Mathematics Solution Pages 64, 65 CTST Volume 1 - Exercise 27: Compare and order natural numbers
- 4th-grade Mathematics Solution Page 66 CTST Volume 1 - Exercise 28: Sequence of natural numbers
- 4th-grade Mathematics Solution Pages 67, 68 CTST Volume 1 - Exercise 29: What have you accomplished?
- 4th-grade Mathematics Solution Pages 69, 70 CTST Volume 1 - Exercise 30: Measure angles - Acute angle, obtuse angle, right angle
- 4th-grade Mathematics Solution Page 71 CTST Volume 1 - Exercise 31: Two perpendicular lines
- 4th-grade Mathematics Solution Pages 72, 73 CTST Volume 1 - Exercise 32: Two parallel lines
- 4th-grade Mathematics Solution Pages 74, 75 CTST Volume 1 - Exercise 33: What have you accomplished?
- 4th-grade Mathematics Solution Pages 76, 77 CTST Volume 1 - Exercise 34: Seconds
- 4th-grade Mathematics Solution Pages 78, 79 CTST Volume 1 - Exercise 35: Century
- 4th-grade Mathematics Solution Pages 80, 81 CTST Volume 1 - Exercise 36: Swallow, dong, ton
- 4th-grade Mathematics Solution Pages 82, 83 CTST Volume 1 - Exercise 37: What have you accomplished?
- 4th-grade Mathematics Solution Pages 84, 85 CTST Volume 1 - Exercise 38: Review of semester 1

* Mathematics Solutions for 4th Grade in the Horizon of Creativity Volume 2

With the complete set of 4th-grade Mathematics solutions in the Horizon of Creativity series executed by Mytour. We hope it will assist students in solving exercises effortlessly, mastering the knowledge, and excelling in the subject of 4th-grade Mathematics in the Horizon of Creativity textbook.