Numbers, Shapes, Money, and Time: MATHEMATICS, Learner’s Textbook in Grade 1 (Three-term Edition)

Oliver Napila Gomez

doi:10.64339/lampos.math.g1.lt

$Cover of Numbers, Shapes, Money, and Time: MATHEMATICS, Learner’s Textbook in Grade 1 (Three-term Edition)$

Mathematics Elementary Part of the Grade 1 Suite

Numbers, Shapes, Money, and Time: MATHEMATICS, Learner’s Textbook in Grade 1 (Three-term Edition)

by Dr. Oliver Napila Gomez as Professor Owlie

Grade level: Grade 1
ISBN: 978-621-8543-04-1
DOI: https://doi.org/10.64339/lampos.math.g1.lt
Pages: 176 pages
Format: Paperback
Edition: Three-term Edition
Publication: 2026

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Come and learn mathematics with Professor Owlie!

In this textbook you will count and write numbers up to 100, name shapes, add and take away, measure length, make patterns, share halves and quarters, read pictographs and tables, use peso money, and tell time.

Every lesson invites you to look, explore, learn, and play. Picture by picture and step by step, you will discover that math is all around you — and that you can do it!

How to Use This Book
Introduction
Chapter 1: Shapes Around Us
Lesson 1: Identifying 2D Shapes
Lesson 2: Comparing Shapes by Sides and Corners
Lesson 3: Composing and Decomposing Shapes
Chapter 2: Numbers up to 100
Lesson 1: Counting to 100
Lesson 2: Reading and Writing Numerals to 100
Lesson 3: Representing Numbers with Models
Chapter 3: Comparing, Ordering, and Position
Lesson 1: Comparing Numbers up to 20
Lesson 2: Ordering Numbers up to 20
Lesson 3: Ordinal Numbers (1st–10th)
Lesson 4: Composing and Decomposing Numbers up to 10
Chapter 4: Addition up to 20
Lesson 1: Understanding Addition
Lesson 2: Properties of Addition
Lesson 3: Solving Addition Problems
Chapter 5: Measuring Length and Distance
Lesson 1: Measuring with Non-Standard Units
Lesson 2: Comparing Lengths and Distances
Lesson 3: Solving Length and Distance Problems
Chapter 6: Place Value
Lesson 1: Ordering Numbers up to 100
Lesson 2: Skip Counting by 2s, 5s, and 10s
Lesson 3: Place Value and Value of Digits
Lesson 4: Decomposing 2-Digit Numbers into Tens and Ones
Chapter 7: Addition up to 100
Lesson 1: Adding Using Expanded Form
Lesson 2: Adding without Regrouping
Lesson 3: Solving Addition Problems
Chapter 8: Working with Data
Lesson 1: Collecting Data through Interviews
Lesson 2: Making and Reading a Pictograph
Lesson 3: Organizing Data into a Table
Chapter 9: Subtraction
Lesson 1: Understanding Subtraction
Lesson 2: Missing Numbers and Equivalent Expressions
Lesson 3: Solving Subtraction Problems
Lesson 4: Subtracting without Regrouping
Chapter 10: Patterns
Lesson 1: Finding the Next Term in a Pattern
Lesson 2: Creating Repeating Patterns
Chapter 11: Fractions
Lesson 1: Understanding 1/2 and 1/4
Lesson 2: Comparing 1/2 and 1/4
Lesson 3: Counting Halves and Quarters
Chapter 12: Money
Lesson 1: Recognizing Coins and Bills up to ₱100
Lesson 2: Finding the Value of Money
Lesson 3: Comparing Denominations
Lesson 4: Solving Money Problems
Chapter 13: Turns and Direction
Lesson 1: Half Turns and Quarter Turns
Chapter 14: Telling Time
Lesson 1: Reading and Writing Time
Lesson 2: Days, Weeks, Months, and Years
Lesson 3: Using a Calendar
Lesson 4: Solving Problems Involving Time
References
Glossary
About the Author