Ages 6–7🧮 Mathematics40 verified questions on this shelf

Addition and subtraction within 20

Add and subtract within 20 using strategies such as making ten, decomposing a number leading to ten, and using known facts

Try three questions

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Question 1 of 3

Using a strategy like making ten, what is the sum of 8 + 6?

Question 2 of 3

Liam has 7 marbles. He gives 3 marbles to his friend and then receives 5 more marbles from another friend. How many marbles does Liam have now?

Question 3 of 3

Which number must be added to 6 to make a total of 10?

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Skill names and descriptions include the Marble Skill Taxonomy © Generative Spark, Inc. (withmarble.com), licensed under ODbL 1.0 (database) and CC BY-SA 4.0 (content). Practice questions are GlowGrades's own, each checked by independent verifiers that must agree before a child ever sees it.