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Fact Family - Addition - Triangle to Fact (Level 3)

This math topic focuses on understanding the relationships within a fact family, particularly related to addition and subtraction of 1 and 2 digit integers. Students analyze triangular diagrams or given groups of numbers to identify valid addition or subtraction equations from fact families. The problems challenge students to discern accurate arithmetic statements by visual explanation and symbolic representations, enhancing their skills in verifying and formulating correct mathematical relationships. Through multiple-choice questions, learners practice identifying correct equations that fit within specific fact families, improving their comprehension and operational skills in basic arithmetic.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Fact Family - Addition - Triangle to Fact

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Which addition fact comes from this fact family

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Fact Family - Addition - Triangle to Fact Worksheet

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Math worksheet on 'Fact Family - Addition - Triangle to Fact (Level 3)'. Part of a broader unit on 'Addition and Subtraction of Integers - 1 Digit' Learn online: app.mobius.academy/math/units/addition_and_subtraction_integers_1_digit/
1
Which addition fact comes from this fact family
An svg image showing a math problem
a A LaTex expression showing \text{5} + \text{8} = \text{13}
b A LaTex expression showing \text{5} + \text{13} = \text{8}
c A LaTex expression showing \text{13} + \text{8} = \text{5}
d A LaTex expression showing \text{7} + \text{16} = \text{9}
2
Which subtraction fact comes from this fact family
An svg image showing a math problem
a A LaTex expression showing \text{8} - \text{17} = \text{9}
b A LaTex expression showing \text{9} - \text{8} = \text{17}
c A LaTex expression showing \text{9} - \text{20} = \text{11}
d A LaTex expression showing \text{17} - \text{8} = \text{9}
3
Which subtraction fact comes from this fact family
An svg image showing a math problem
a A LaTex expression showing \text{5} - \text{16} = \text{11}
b A LaTex expression showing \text{16} - \text{5} = \text{11}
c A LaTex expression showing \text{11} - \text{5} = \text{16}
4
Which addition fact comes from this fact family
An svg image showing a math problem
a A LaTex expression showing \text{23} + \text{11} = \text{12}
b A LaTex expression showing \text{12} + \text{23} = \text{11}
c A LaTex expression showing \text{12} + \text{11} = \text{23}
5
Which addition fact comes from this fact family
An svg image showing a math problem
a A LaTex expression showing \text{10} + \text{9} = \text{19}
b A LaTex expression showing \text{19} + \text{9} = \text{10}
c A LaTex expression showing \text{10} + \text{19} = \text{9}
6
Which subtraction fact comes from this fact family
An svg image showing a math problem
a A LaTex expression showing \text{11} - \text{9} = \text{20}
b A LaTex expression showing \text{7} - \text{16} = \text{9}
c A LaTex expression showing \text{16} - \text{7} = \text{9}
d A LaTex expression showing \text{9} - \text{7} = \text{16}
7
Which subtraction fact comes from this fact family
An svg image showing a math problem
a A LaTex expression showing \text{14} - \text{10} = \text{4}
b A LaTex expression showing \text{4} - \text{10} = \text{14}
c A LaTex expression showing \text{5} - \text{11} = \text{16}