## Harcourt Math: Challenge Workbook |

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### Contents

Addition Concepts | CZ-1 |

Subtraction Concepts | CZ-10 |

Addition Strategies | CZ-20 |

Copyright | |

9 other sections not shown

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### Common terms and phrases

__ dime ___ pennies addition sentence answer birds in oll blue marble buys three objects chicken fingers children choose Circle the coins Color the box Complete the number count back crayon to show cups dime and ___ doubles fact Draw a picture Draw a turn Draw the missing ee ee eeee ee equol Estimates may vary fact family Fahrenheit Fewer Coins ﬁg find the sum grapes Ihave inches inches ladybugs less LESSON Luis read marble markers Math missing numbers move left nickels number greater number line number of children number sentence numbers to write odd numbers oirplanes pattern polar bears pottern pounds problem Q U Circle rabbits soccer spaces that show stickers Subtract to Compare tally marks tens Thirty minutes later Vertices watermelon weigh What’s Write a number Write the missing Write the number Write the sum