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RightStart™ Mathematics by Activities for Learning, Inc.

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dr. cotter

Dr. Cotter on Problem Solving

January 23, 2024 by RightStart™ Math

A few years ago while on a shuttle to speak at a math convention, I started talking to a young man next to me. When he found out I was involved in math, he said he could solve story problems as long as someone told him what operation to use. The … [Read more...] about Dr. Cotter on Problem Solving

Filed Under: 2. Lessons, 3. Struggling Learner, 4. General Info, 6. Montessori Tagged With: dr. cotter, Dr. Joan A. Cotter, homeschool, math, math curriculum, math facts, problem solving, RightStart, RightStart Math, RightStart Mathematics, struggling learner, tutoring, understanding math

Dr. Cotter on Multivides

January 9, 2024 by RightStart™ Math

Did you check out our blog on division? And did you read about short division? Isn't that just wonderful? Now, let's talk about some practice for short division. When I was a child, my mother created puzzles for my siblings and me. They were … [Read more...] about Dr. Cotter on Multivides

Filed Under: 2. Lessons, 4. General Info, 5. News Tagged With: division, dr. cotter, learning disabilities, multiplication, multivide, RightStart, RightStart Math, RightStart Mathematics

Dr. Cotter on Division

January 2, 2024 by RightStart™ Math

Long division used to be considered the ultimate goal of arithmetic. An earlier division algorithm was so complicated it wasn’t taught until college. Today some students learn a mnemonic in order to remember what to do when in the long division … [Read more...] about Dr. Cotter on Division

Filed Under: 2. Lessons, 3. Struggling Learner, 4. General Info, 6. Montessori Tagged With: division facts, dr. cotter, Dr. Joan A. Cotter, long division, math, remainders, RightStart, RightStart Math, short division, struggling learner, understanding math

Dr. Cotter on Addition and Subtraction Facts

December 27, 2023 by RightStart™ Math

Addition  Addition can be thought of as finding the whole when the parts are known. Place value greatly simplifies finding the sum of two numbers. To be efficient in adding, we start with the sums of numbers 1 + 1 through 9 + 9. These are best … [Read more...] about Dr. Cotter on Addition and Subtraction Facts

Filed Under: 2. Lessons, 3. Struggling Learner, 4. General Info, 6. Montessori Tagged With: addition, addition facts, dr. cotter, Dr. Joan A. Cotter, math, math facts, RightStart, RightStart Math, RightStart Mathematics, subtraction, subtraction facts

Dr. Cotter on Measurements

December 19, 2023 by RightStart™ Math

Measurement is an application of math that is an important part of everyday life. We measure length, area, volume, mass (weight), temperature, time, angles, and many other attributes. For more than simple comparisons, we need numbers and a basic … [Read more...] about Dr. Cotter on Measurements

Filed Under: 2. Lessons, 3. Struggling Learner, 4. General Info, 6. Montessori Tagged With: dr. cotter, Dr. Joan A. Cotter, homeschool, imperial, math, measurements, metric, RightStart, RightStart Math, RightStart Mathematics, SI, understanding math, US customary

Dr. Cotter on Manipulatives

December 11, 2023 by RightStart™ Math

When teaching math to a child, there are three important questions to consider: Are manipulatives necessary for teaching math? What is the purpose of manipulatives? Are some manipulatives better than others? First of all, let's define … [Read more...] about Dr. Cotter on Manipulatives

Filed Under: 2. Lessons, 3. Struggling Learner, 4. General Info, 6. Montessori Tagged With: AL Abacus, dr. cotter, Dr. Joan A. Cotter, manipulatives, RightStart, RightStart Math, RightStart Mathematics, teaching math

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