Math 1.3
Number and operations. The student applies mathematical process standards to develop and use strategies for whole number addition and subtraction computations in order to solve problems. The student is expected to:
- (1) use concrete and pictorial models to determine the sum of a multiple of
10 and a one-digit number in problems up to 99;
- (A) use objects and pictorial models to solve word problems involving joining, separating, and comparing sets within 20 and unknowns as any one of the terms in the problem such as 2 + 4 = [ ]; 3 + [ ] = 7; and 5 = [ ] - 3;
- (B) compose 10 with two or more addends with and without concrete objects;
- (C) apply basic fact strategies to add and subtract within 20, including making 10 and decomposing a number leading to a 10;
- (D) explain strategies used to solve addition and subtraction problems up to 20 using spoken words, objects, pictorial models, and number sentences; and
- (E) generate and solve problem situations when given a number sentence involving addition or subtraction of numbers within 20.
- Plus Plan
Math Warm-Ups Interactive PowerPoint - Grade 1
A PowerPoint providing a series of warm-up activities for Grade 1 students across the mathematics curriculum.
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Counting On – Word Problem Worksheet
Practice adding within 20 by using the counting on strategy to solve word problems.
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Counting On Bingo
Engage your students with a whole class bingo game while using the counting-on strategy to add within 20.
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Touchdown Throwdown Addition Game
Win the addition fact championship with a football-themed partner game!
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Making Ten Memory Game
Practice making ten using ten frames with this fun memory game.
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Build It! Decomposing Numbers – Task Cards
Practice decomposing numbers with this activity that has students splitting numbers into parts.
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Friends of 10 - Addition Match-up Activity
A set of 22 matching cards to explore the number combinations of 10.
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Presidents' Day Color by Number - Addition
Practice adding single-digit numbers with sums to 20 with a Presidents’ Day Color By Number Worksheet.
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Groundhog Day Addition - Color By Number
Boost addition skills and bring some fun into the classroom with Groundhog Day color-by-number addition worksheets.
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Rearranging Parts – Worksheet
Rearrange the parts of an addition problem to form new number sentences with this worksheet.
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Counting On with Number Bonds – Worksheet
Begin from the larger number and count on to find the total with this worksheet.
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Parts of a Number Sentence (Addition and Subtraction) - Posters
Display these posters when learning about parts of addition and subtraction problems.
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Composing and Decomposing Numbers - Instructional Slide Deck
Introduce composing and decomposing numbers to your students with this instructional slide deck.
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Counting On – Instructional Slide Deck
Introduce the early addition concept of “counting on” to your students with this set of teaching slides.
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100th Day of School Dice Games - Roll to 100 Challenge
Roll your way through the 100th Day with dice games for kids.
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Mental Math Addition Posters
Use this set of addition posters in your classroom when teaching different mental math strategies.
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Mental Math Subtraction Printable Posters
Use this set of subtraction posters in your classroom when teaching different mental math strategies.
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Roll, Add, and Color Christmas Math Worksheet
Roll into Christmas break with this addition coloring activity.
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Christmas Color-By-Addition-Fact Worksheets
Boost addition skills and bring a bit of Christmas magic into the classroom with Christmas color-by-number addition worksheets.
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Fall Math - Addition to 10 Task Cards
Practice addition up to 10 with this set of 20 fall-themed task cards.
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Christmas Math Worksheets - Addition and Subtraction Mazes
Navigate these Christmas math mazes with addition and subtraction facts to keep those minds active!
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Christmas Code Cracker - Primary Escape Game
Work together to crack the Christmas Code with an exciting escape game for primary grade students.
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Adding to Multiples of Ten up to 100 – Halloween Mystery Picture
Celebrate the coming of Halloween and practice adding 2-digit numbers up to 99 with a set of addition color by number worksheets.
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Decorate a Pumpkin - Halloween Addition Game
Practice finding sums up to 12 with this fun Halloween Math Game!
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The Addition Quest – Whole Class Activity
Find the hidden gems and place their numbers into the correct positions on the worksheet to solve each addition problem.
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Addition and Subtraction Word Problem Task Cards - (Numbers 1-9)
Use a range of addition and subtraction strategies to solve twenty single-digit word problems.
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Grade 1 Daily Warm-Up – PowerPoint 2
Bring on the day’s lessons with math and English activities that get students excited about learning.
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Addition Strategies: Using Doubles Worksheet
Practice the doubles addition strategy to solve addition problems to 20.
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Addition Strategies: Make a Ten Worksheet
A 2-page worksheet that uses ten frames to model the “making ten” addition strategy.
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Math Mazes – Making Ten
A set of mazes where students find missing addends to solve the maze.
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Roll, Add, and Color - Easter Basket
A fun roll, add, and color sheet featuring an Easter basket.
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Roll, Add, and Color - Easter Bunny
A fun roll, add, and color sheet featuring an Easter bunny.