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
Counting On 1 - Number Facts Board Game
A fun, hands-on game students can play to practice the 'Counting On 1' addition strategy.
- Plus Plan
Doubles Subtraction - Number Facts Board Game
Practice the subtraction strategy "Doubles Subtraction" with this board game.
- Plus Plan
Near Doubles - Number Facts Board Game
Practice the "Near Doubles" addition strategy with this board game.
- Plus Plan
Number Matching Puzzle – Addition
A hands-on game to play when learning about adding larger numbers.
- Plus Plan
Counting On Addition Dominoes
A set of addition dominoes to use in the classroom when applying counting on strategies.
- Plus Plan
Musical Equations Active Learning
A whole class active game that encourages learning through a physical setting.
- Plus Plan
Friends of 30 Dominoes
A set of dominoes to use in the classroom when matching friends of 30.
- Free Plan
Doubles Plus One - Worksheet
Practice the doubles plus one addition strategy with this one-page worksheet.
- Plus Plan
Doubles Minus One - Grid Game
Practice the doubles minus one addition strategy with this dice game.
- Plus Plan
Doubles Minus 1 - Game Boards
30 game boards to use when practicing the doubles minus one strategy with single and double-digit numbers.
- Plus Plan
Doubles Plus 1 - Game Boards
30 game boards to use when practicing the doubles plus one strategy with single and double-digit numbers.
- Plus Plan
Doubles to Twenty
A set of 20 posters to help students remember double numbers to ten.
- Plus Plan
Number Talks Teaching Resource Pack - Grade 1
A collection of number talks teaching resources that support meaningful and highly engaging conversations in the mathematics classroom.
- Plus Plan
Number Facts Board Games
A collection of board games to reinforce your students' knowledge of addition and subtraction fact strategies.