Types of questions to be prepared for:

Decimals:

• Representing decimals with a grid, a number line, and base-10 blocks
• Convert fractions to decimals using a grid and using division
• Convert decimals to fractions
• Explaining how to add or subtract decimals, including place value language for how to line up the numbers vertically
• Multiplying decimals with a grid and with numbers, including explaining how to place the decimal in the answer
• Dividing decimals, including explaining how to convert to a form with no decimal in the divisor

Percents:

• Converting percents to decimals and fractions
• Converting fractions and decimals to percents
• Solving percent problems with and without a 100-grid, including
• Finding the percent that one number is of the others
• Finding the percent of increase or decrease
• Finding an amount after a percent increase or decrease
• Finding an amount before a percent increase or decrease

Ratios:

• Solve ratio problems like those on the ratio problem solving assignment
• Solve ratio problems with bar diagrams