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You start with what you already know about telling time, then use this knowledge of numbers for addition, subtraction, multiplication, and division. You'll also discover how to use fractions and decimals, and learn different ways to measure things. The magic of geometry and prob…
Young students learn to comprehend the many uses of numbers as they engage in number games and fun-to-solve puzzles. Starting with counting, they advance to arithmetic, fractions, decimals, and the different ways of measuring. Teachers in grades 3 and 4 will appreciate the new P…
Young students learn to comprehend the many uses of numbers as they engage in number games and fun-to-solve puzzles. Starting with counting, they advance to arithmetic, fractions, decimals, and the different ways of measuring.