All Filipinos assume that a certain amount of dagdag-bawas, meaning addition and subtraction, goes on during the count.
Leadership is not about isolation, but aggregation, not addition or subtraction, but multiplication.
Each sum, which was either addition, subtraction, multiplication or division, was limited to two numbers of one or two digits.
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Indeed, monetarism is the fatal conceit that says wise minds should control the economy through the addition and subtraction of dollars.
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About a century ago, a German horse named "Kluger Hans" (Clever Hans) was thought to be capable of addition and subtraction.
The question is, will they do it by addition or subtraction?
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"Addition, subtraction, that's about it, " Gates says with a smile.
"All young children should be confident with methods of addition, subtraction, times tables and division before they pick up the calculator to work out more complex sums, " she said.
They do so by starting chain-reactions that result in the addition and subtraction of molecular sub-units known as phosphate groups from particular proteins in the nerve cell being stimulated.
But they are subject to discussion, addition and subtraction.
The basic concepts of addition and subtraction, place value, multiplication and division, and how they relate to each other, need to be understood before children can go any further in the subject, he says.
Instead, focus on addition by subtraction.
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It also expects pupils be able to recall subtraction and addition sums to 20 by the age of seven.
Subtraction by Addition: When things get hard, the inclination is to do more.
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