Subtraction is the second math operation children learn. We use daily objects that they can engage and connect with to teach subtraction in the first place, then we go …
Subtraction is the second math operation children learn. We use daily objects that they can engage and connect with to teach subtraction in the first place, then we go …
QUESTION: A ∩ B = ? A ∪ B = ? A / B = ? B / A = ? The correct ANSWER A set is a well-defined …
QUESTION: Divide 50 by 1/2 and add 15, what is the result? The correct ANSWER is ⇒ not 40 of course! It is 115 Let’s see how: Dividing a …