Question

29) Ravi, kamal and Ramesh measured same iron rod, but each came out with different measurements. Ravi said it is 19.34 cm long, Kamal said it is 19.2 cm and Ramesh said it is 19.007 cm. The correct length was 19.55 cm. how much error (difference) was made by each of the boys.​

Answer 1

Answer:

Subtraction is not commutative because switching around the numbers in the operation yields a different solution. For example, because . The operations addition and multiplication are commutative, because no matter what order you place the numbers in, you will always get the same sum/product.

Step-by-step explanation:

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