## Union of Quantities and Numerals (Symbols)

UNION OF QUANTITIES AND NUMERALS (SYMBOLS) Materials: …golden bead materials …numeral cards 1-9, 10-90, 100-900 and 1000 Presentation: As the teacher lays out the unit beads, the child counts: ‘one unit, two units…nine units.’ The teacher goes on: ‘If we added one more unit, we’d have ten units. Ten units […]

## Numerals (Symbols)

NUMERALS (SYMBOLS) Materials: decimal system numeral cards: …1-9 printed in green …10, 20…90 printed in blue on double-sized cards …100, 200…900 printed in red on triple-sized cards …1000, 2000…9000 printed in green on quadruple-sized cards Presentation: 1st Part Individual Presentation. As the one and the ten cards are placed on […]

## Quantities in the Decimal System

QUANTITIES IN THE DECIMAL SYSTEM Direct Aim: …to develop the concept of the hierarchical orders of the decimal system: units, tens, hundreds, thousands. …to give the child the relative measurement of the quantities: bead, bar, square, cube. Indirect Aim: …to prepare the child for geometry concepts: point, line, surface and […]

## Introduction to the Decimal System

‘Our aim is not only to make the child understand, and still less to force him to memorize, but so to touch his imagination as to enthuse him to his innermost core.’– Maria Montessori     With the first mathematics materials the child is introduced to the numbers one through ten. The […]

## 6-9 Math Album

Table of Contents Introduction The Great Lesson Numeration Introduction Quantities in the Decimal System Numerals (Symbols) Union of Quantities and Numerals (Symbols) Additional Exercises in Numeration The Hundred Board The Seguin Boards Teen Boards Ten Boards Introduction to Operations Using the Change Game Static Operations in the Decimal System Dynamic Operations in the Decimal System […]