Math Games

Third - Number, money and measure

Standard 3.NS.1.5 - Solve the simple interest of a word problem.

Included Skills:

Fractions, decimal fractions and percentages
• I can solve problems by carrying out calculations with a wide range of fractions, decimal fractions and percentages, using my answers to make comparisons and informed choices for real-life situations.
• By applying my knowledge of equivalent fractions and common multiples, I can add and subtract commonly used fractions.
• Having used practical, pictorial and written methods to develop my understanding, I can convert between whole or mixed numbers and fractions.
• I can show how quantities that are related can be increased or decreased proportionally and apply this to solve problems in everyday contexts.
• Converts fractions, decimal fractions or percentages into equivalent fractions, decimal fractions or percentages.
• Adds and subtracts whole numbers and fractions, including when changing a denominator.
• Converts between whole or mixed numbers, improper fractions and decimal fractions.
• Uses knowledge of fractions, decimal fractions and percentages to carry out calculations with and without a calculator.
• Solves problems in which related quantities are increased or decreased proportionally.
• Expresses quantities as a ratio and where appropriate simplifies, for example, 'if there are 6 teachers and 60 children in a school find the ratio of the number of teachers to the total amount of teachers and children'.