Could you explain how to do them? i have no idea what they were called
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Answer: See below.
Step-by-step explanation:
First table from left to right
7 12 14 11 6 8 13 12 9 15
Second table from left to right
1 9 6 12 7 8 5 9 4 3
Third table from left to right
12 33 21 15 24 36 9 27 6 18
Fourth table from left to right
2 5 9 6 12 3 8 7 11 10
Please leave mark this answer as brainliest if I helped you out :)