PEMDAS
PEMDAS, an acronym standing for "Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right)," is a fundamental concept in mathematics, particularly in algebraic expressions and equations. It serves as a mnemonic device to remember the order of operations necessary for solving mathematical problems accurately and efficiently. Understanding and applying PEMDAS is crucial for simplifying complex expressions, ensuring consistency and accuracy in mathematical computations. In this essay, we will explore the principles of PEMDAS, its practical applications, and its significance in various mathematical contexts.
Questions
- How do you solve #2^4 * 3(9 * 8 +1)#?
- How do you simplify #4 + 2 times 5 - 3 + 1 / 2 # using PEMDAS?
- How do you simplify -5(-6-2)+7?
- How do you simplify #(2 3/4 - 3/8) div2/5#?
- How do you simplify #2[-50-(-74-16)] #?
- How do you simplify #2^2 + 2^3 [4(3-1)(4+6)-13]#?
- How do you simplify #2^3 ÷ (7 ÷ 7 ÷ 8)# using order of operations?
- What is #4\times ( 13+ 8)- 8^{2} -:( 2\times 4)#?
- How do you evaluate #24-(9+7)#?
- How do you solve #-16+ 9w = 4- w#?
- How do you simplify #5 [1/2 + (3/5 times 5/6) div 5/8]# using PEMDAS?
- How do you simplify #4(3+5)^2#?
- How do you simplify #9xx10+80-78-+17xx7# using the order of operations?
- How do you evaluate #2^3-3*4+6(-1+2)#?
- How do you simplify #(-9)(-7)+(-9)(7) - (9)(-7)#?
- The electric bill at Jane's house this month was $71.50. The charge is based on a flat rate of $25 per month plus a charge of $0.15 per kilowatt-hour of electricity used. How many kilowatt-hours of electricity were used?
- How do you simplify # -2 times -3#?
- How do you simplify #[4-(7-5(2-3)+2]+3#?
- How do you simplify #-3 (-2 +5)# using order of operations?
- If the expression #3-4^2+6/2# is evaluated, what would be done last?