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5 days ago · The basic number operations include addition, subtraction, multiplication and division, and students should know the math term for the answer to each type of operation. For example, the answer to an addition problem is called a sum, and the solution to a subtraction problem is called the difference. When you solve a multiplication problem, you ...
5 days ago · The first time, place a counter on each square. The second time, place the counters only on even numbers, and the third time, only on odd numbers. Have students take turns rolling the dice. Each time the dice are rolled, all players remove a counter from that number on their paper - unless, of course, it has no counter on it.
5 days ago · PDF download $5.00. Printed copy $11.45. Free videos on ratios, proportions, and related topics: unit rates, solving proportions, word problems, proportional relationships, scaling geometric figures, and maps. These videos are suitable for 6th and 7th grade and for pre-algebra.
Free online math videos on fraction-related topics: mixed numbers, equivalent fractions, adding and subtracting mixed numbers, adding and subtracting unlike fractions, finding the least common denominator, and comparing fractions. The videos are recorded in high-density (HD) and are viewable both here as well as at my Youtube channel.
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5 days ago · Balance Bar. Draw a bar balanced in the middle on a vertical line or pivot. Beginning at the pivot, number the bar from 1-10 on each side. Draw lines representing weights on the numbers. The weights are all the same, and only one can be used on a number. Show that the total of the numbers must be the same on each side; then let the children ...
