# Starter Calculation Percentages, Decimal, Fraction of an amount

This is a classroom starter activity for quick practice of finding percentages, fraction or decimals of a fixed amount.

It can be useful in allowing the teacher to identify common misconceptions. It also helps students to recognize equivalent values such that 50% is the same as 0.5 or ½. Plus develop strategies to convert fractions to decimals such as knowing 1⁄5 is equivalent to 2⁄10 or 0.2

A full table of the values used is shown below

Decimal | Percentage | Fraction |
---|---|---|

0.1 | 10% | ^{1}⁄_{10} |

0.2 | 20% | ^{1}⁄_{5} |

0.25 | 25% | ^{1}⁄_{4} |

0.3 | 30% | ^{3}⁄_{10} |

0.4 | 40% | ^{4}⁄_{10} |

0.5 | 50% | ^{1}⁄_{2} |

0.6 | 60% | ^{6}⁄_{10} |

0.7 | 70% | ^{7}⁄_{10} |

0.8 | 80% | ^{4}⁄_{5} |

0.9 | 90% | ^{9}⁄_{10} |

1 | 100% | ^{1}⁄_{1} |

2 | 200% | ^{2}⁄_{1} |