The no calculator portion in the redesigned SAT will test students’ number sense and  their ability to apply common techniques to manipulate numbers.  Use the following 5 guidelines to brush up on your number sense.

• Review ratios and proportions section.
• Review adding and subtracting of fractions without a calculator.
• Review multiplying and dividing fractions without a calculator.
• Learn to reduce fractions.
• Fluency in multiplication and division.