Question

how to do addition and subtraction of rational numbers in column rows ?​

Answer 1

Step-by-step explanation:

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Rules for Adding and Subtracting Rational Numbers

When adding rational numbers with the same sign, add their absolute values. The sum has the same sign as the addends.

When adding rational numbers with the same sign, add their absolute values. The sum has the same sign as the addends.To add rational numbers with different signs, subtract the lesser absolute value from the greater absolute value.

When adding rational numbers with the same sign, add their absolute values. The sum has the same sign as the addends.To add rational numbers with different signs, subtract the lesser absolute value from the greater absolute value.To subtract a rational number, add its additive inverse.

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