The Large Number Cards are made with the traditional Montesori hierarchical math colours:
You can use these with the Golden Bead Material, stamp game, Introduction to the 4 Operations, and loads of other math games.
100 can be thought of as a bundle of ten tens – called a “hundred.”
Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases:
The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, eight, or nine tens (and 0 ones).
The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or nine ones.
Compare two numbers between 1 and 10 presented as written numerals.
When counting objects, say the number names in the standard order, pairing each object with one and only one number name and each number name with one and only one object.
Understand the relationship between numbers and quantities; connect counting to cardinality.