# Subitize

### Subitizing: What Is It? Why Teach It?

Children who cannot subitize conceptually are handicapped in learning such arithmetic processes. Children who can may subitize only small numbers at first.

### What Is It? Why Teach It?

ston, and Scott 1974). One reason was that children can subitize directly through interactions with the environment, without social interactions.

If a "subitize me" action card is drawn, the player to the left draws a subitzing card and shows it for about half a second. If the player correctly identifies the quantity on the subitizing card they move ahead that number of spaces.

### Dot Pattern Cards

Microsoft Word - dot pattern.doc. Dot Pattern Cards 1 1 2 2 3. Dot Pattern Cards 3 3 3 4 4

### Math Mats and Manipulatives–Number Recognition

Congratulations on your purchase of this Really Good Stuff ® Math Mats and Manipulatives—Number Recognition —a fun and motivating way for students to solidify their

### Dot Card and Ten Frame Activities

Help students with their ability to subitize (recognition of domino and dice patterns). Simply copy onto card stock, laminate, cut out………..and enjoy!

### Kordelia's Kountry

• Pre-select a sequence of cards to use before you subitize. As you show the cards (for about one-half of a second), ask how the previous card might have helped to know how many dots are on the card just shown.

### Ten Little Fish

Winnipeg School Division Numeracy Project Ten Little Fish Activities: 1. My own book. Create a book with a page for each of the numerals from 1 to 10.

### Common Core State Standards

... subitize). According to research (National Research Council, 2009), recognizing small quantities is a precursor to understanding part-part-whole relationships and to developing a sense of number. ...

### Making Senseof Number Sense

2/27/2010 20 A strategy that many teachers have found to be A strategy that many teachers have found to be ffiih ffiih Dbl effective is the effective is the Doubles strategy. strategy.