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Addition and Subtraction of Double Digit Numbers with Carrying 199 Views
What's easy, simple, and comfortable? Adding and subtracting double digit numbers. What's not-so-easy, the opposite of simple, and definitely not comfortable? Fitting 18 clowns into a car. Luckily you'll only have to learn that second part if you enroll in clown school.
It's impressive that these expressions are able to stay so rational even when they're having operations performed on them.
Jack and Jill went up the hill to fetch a pail of water. But what happened when they got up there? They’ve been gone an awfully long time…
SAT Math 7.3 Algebra and Functions
SAT Math 6.4 Algebra and Functions
Sometimes, we just want fewer y's...or more x's. That's why it's great to know how to add and subtract variables. In real life, though, we try to a...