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Earn +20 ptsQ: How do you know whether to add or subtract when simplifying expressions?
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How do you know if you will subtract or add in simplifying algebraic expressions?
Only like terms can be subtracted or added in algebraic expressions.
How do you know whether you should add or subtract the value of the two numbers?
By the signs: 2+2(Add) 2-2(Subtract) +=add -=subtract
Why do you use letters in algebraic expressions?
the reason you use letters in algebraic expressions is because you don't know the number so a letter replaces it.
What is 1.1 million subtract by 716.000?
-714.9
How do you know if a large number is in the 3 times table?
you subtract it from 3hunna
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