18
To find out how many 3s go into 140, divide 140 by 3. This gives you approximately 46.67. Since we're looking for whole 3s, you can fit 46 complete 3s into 140.
37.6666667
20
102 ÷ 3 = 34
1,000 x 3 = 3,000
32
15
28 3s
56 ÷ 4 = 14
75 ÷ 3 = 25
It can go: 338/56 = 6 with a remainder of 2
112/56 = 2