Number Patterns
Finding the unknown (4 operations) I
Interactive practice questions
What must $j$j equal to make the following equation true?
$j+5=10$j+5=10
Easy
< 1min
What must $j$j equal to make the following equation true?
$15-j=8$15−j=8
Easy
< 1min
What must $p$p equal to make the following equation true?
$16+p=19$16+p=19
Easy
< 1min
What must $p$p equal to make the following equation true?
$23-p=18$23−p=18
Easy
< 1min
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