Math K.3
Number and operations. The student applies mathematical process standards to develop an understanding of addition and subtraction situations in order to solve problems. The student is expected to:
- (1) model the action of joining to represent
addition and the action of separating to represent subtraction;
- (A) solve word problems using objects and drawings to find sums up to 10 and differences within 10; and
- (B) explain the strategies used to solve problems involving adding and subtracting within 10 using spoken words, concrete and pictorial models, and number sentences.
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Making Ten Activity
An activity to practice making 10 using objects, pictorial models, and number sentences.
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Making 10 Match-Up Activity
A set of match-up cards to practice the addition strategy Making 10.
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Addition and Subtraction Within 20 – Worksheet
Use this worksheet with your students when exploring addition and subtraction within 20.
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Basic Subtraction Word Problems - Worksheet
Solve subtraction word problems by drawing picture models with a printable subtraction worksheet.
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Word Problem Task Cards: Addition and Subtraction Within 10
Practice addition and subtraction within 10 with this set of 18 word problem task cards.
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Ten is a Match! - Memory-Style Game
Practice matching two numbers that add up to 10 with this set of 24 number cards.
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Making 10 – Worksheet
Practice the addition strategy of making ten with this math worksheet.
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Basketball Mystery Grid - Addition to 20
Practice adding single-digit numbers up to twenty with a basketball-themed color-by-number worksheet.
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Subtraction with Ten Frames - Worksheet
Model and subtract numbers to twenty using ten frames with a handy ten-frame subtraction worksheet.
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Adding and Subtracting Within 10 - Word Problem Task Cards
Solve word problems practicing addition and subtraction to ten with a set of printable task cards.
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Number Bond Subtraction - Task Cards
Boost subtraction skills with printable subtraction number bonds task cards.
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Number Bonds Worksheet - Cut and Paste
Practice subtraction up to twenty with a cut-and-paste number bond worksheet.
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Making Ten - Dominoes
A set of dominoes to use in the classroom when learning combinations of 10.
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Dinosaur Math - Addition and Subtraction (Version 2)
Solve the addition and subtraction number sentences to color the dinosaur.
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Picture Addition Worksheet
A worksheet to practice the addition strategy of counting on.
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Marine Animal Addition Worksheet
An addition worksheet to use when adding two single-digit numbers.
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Ladybug Addition and Subtraction Activity
A fun and simple adding and subtracting activity.
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Roll, Add, and Color Christmas Tree
A fun roll, add, and color sheet featuring a Christmas tree.
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Addition Made Easy: Counting On Strategy - Poster
Addition using the count on strategy.
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Spot the Dots Subitizing 1–10 Activity
A set of 1-10 subitizing cards that can be used in a variety of ways.
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Plus One and Minus One Math Machine Worksheet
A worksheet to practice generating a number that is one more than or one less than another number.
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Making Ten Cut and Paste Worksheet
A cut and paste worksheet to practice finding the missing addend when making ten.
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Making 10 Number Bonds - Worksheet
A worksheet to practice the addition strategy of making 10.
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Addition to 10 Modeling Mats
Familiarize students with adding single-digit numbers using this set of practice mats.
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Roll, Add, and Color - Easter Bunny
A fun roll, add, and color sheet featuring an Easter bunny.
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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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Missing Addend to 10 - Flashcards
A set of flashcards to use when working with the addition strategy 'Making Ten'.
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Ten Frame Mats (Single and Double)
A ten frame mat and a double ten frame mat to use in a variety of ways.
