It would be 6 think about it
21
126/21=6
21 6's go into 126.
63 can go into 126 exactly 2 times, since 63 x 2 = 126.
126 ÷ 7 = 18
126 ÷ 3 = 42
It can go 14 times into 126
5.25 times if u use a calculator
126 divided by 36 = 3.5
126/9 = exactly 14 times
18