Tags » Spatial Reasoning
- Topic: Fractions: Book: Fraction Action by D. Adler.
- Topics: Arithmetic, Order of Operations: First I explained how to use parentheses in arithmetical expressions. Then, using just the number 5, the four arithmetic operations (+, -, x, /), and parentheses, we made as many different numbers as we could (e.g., (5 + 5 + 5) / 5 = 3). 659 more words