1st Grade Magic of Math Unit 5: Mid-Year Mix Up

Review and build on important first-grade math skills with 1st Grade Magic of Math Unit 5: Mid-Year Mix Up! This four-week math unit gives students continued practice with number sense, place value, comparing and ordering numbers, related facts, missing addends, and addition strategies.

Each week focuses on a different set of skills, giving students opportunities to strengthen previous learning while developing new strategies through hands-on activities, visual models, math games, partner practice, and problem solving.

Week 1: Counting, Skip Counting & Plus/Minus 10

Students strengthen number sense as they work with counting patterns and explore how numbers change when adding or subtracting 10.

Skills practiced include:

• Counting forward and backward
• Skip counting by 2s, 5s, and 10s
• Finding 10 more and 10 less
• Recognizing patterns on a hundred chart
• Using number relationships to solve problems
• Applying counting strategies to numbers in different sequences

Week 2: Place Value, Comparing & Ordering Numbers

Students build on their understanding of tens and ones as they represent, compare, and order larger numbers.

Skills practiced include:

• Understanding place value to 120 (to 99 for Common Core)
• Representing numbers using tens and ones
• Identifying the value of digits
• Composing and decomposing two-digit numbers
• Comparing numbers using place value
• Using greater than, less than, and equal to
• Ordering numbers from least to greatest and greatest to least

Week 3: Related Facts & Missing Addends

Students explore relationships between addition and subtraction to develop more efficient problem-solving strategies.

Skills practiced include:

• Understanding related addition and subtraction facts
• Creating and solving fact families
• Using addition to solve subtraction problems
• Finding missing addends
• Using known facts to solve unknown facts
• Building addition and subtraction fact fluency
• Solving equations with an unknown number

Week 4: Three Addends & Properties of Addition

Students extend their addition skills as they solve equations with three addends and explore properties that make addition more efficient.

Skills practiced include:

• Adding three numbers
• Combining addends in different ways
• Using known facts to solve three-addend equations
• Exploring the commutative property of addition
• Exploring the associative property of addition
• Grouping addends to make friendly numbers
• Selecting efficient addition strategies
• Solving addition problems with multiple addends

What’s Included

• 20 days of detailed lesson plans
• Teacher mini-lesson materials
• Hands-on math activities
• Interactive notebook activities
• Math games and partner practice
• Daily word problem practice
• Vocabulary cards
• I Can statements
• Student practice pages
• Assessments

This comprehensive unit gives first graders meaningful opportunities to review, practice, and extend important math skills while strengthening number sense, place value, and addition and subtraction strategies.b