## Two-Digit Subtraction

Lesson 1 - Subtract Tens | I will use subtraction facts to subtract tens. |

Lesson 2 - Count Back Tens and Ones | I will count back by tens and ones to subtract. |

Lesson 3 - Regroup Tens as Ones | I will regroup to find differences. |

Lesson 4 - Problem Solving Strategy: Write a Number Sentence | I will write a number sentence to solve problems. |

Lesson 5 - Subtract One-Digit Numbers from Two-Digit Numbers | I will subtract one-digit numbers from two-digit numbers. |

Lesson 6 - Subtract Two-Digit Numbers | I will subtract two-digit numbers. |

Lesson 7 - Check Subtraction | I will use addition to check subtraction. |

Lesson 8 - Problem Solving Investigation | I will choose a strategy to solve a problem. |

Lesson 9 - Estimate Differences | I will estimate to find the difference. |

Study Guide and Review | |