Number (add/sub)
Interactive practice questions
Which of the following makes $4$4?
There may be more than one correct answer.
$11-9$11−9
A
$10-6$10−6
B
$0+4$0+4
C
$6-2$6−2
D
Easy
< 1min
Which of the following makes $16$16?
There may be more than one correct answer.
Easy
< 1min
Which of the following makes $18$18?
There may be more than one correct answer.
Easy
< 1min
Which of the following makes $15$15?
There may be more than one correct answer.
Easy
< 1min
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