Ages 7–8🧮 Mathematics13 verified questions on this shelf
Fluent adding and subtracting within 20
Fluently add and subtract within 20 using mental strategies; know from memory all sums of two one-digit numbers
Try three questions
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Question 1 of 3
Liam has 7 marbles. He finds some more marbles and now has 13 marbles. How many marbles did he find?
Question 2 of 3
There are 9 red blocks and 6 blue blocks. If 3 red blocks are taken away and 2 blue blocks are added, how many blocks are there now?
Question 3 of 3
You know that 9 + 7 = 16. Using this fact, what is 9 + 8?
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