Try using PEMDAS Paranthesis Exponents Multiplication Division Addition Subtraction First do P: 20 +12 = 32 4 - 3 = 1 Now the new equation is 4(32) <span>÷ 1 Since there are no exponents, we go straight to the multiplication: 4 x 32 = 128 Now we have 128 </span><span>÷ 1 which equals 128 So your answer is 128 :D
First, multiply the numbers. Then count the number of decimal places in each factor. Place the decimal in the product so the product has the same number of decimal places as both factors combined.
