Observe the pattern below:
2 × 1 = 2
3 × 2 = 6
5 × 3 = 15
7 × 4 = 28
11 × 5 = 55
13 × 6 = 78
17 × 7 = 119
19 × 8 = 152
___ × 9 = ____
Identify the missing numbers respectively in the above pattern.
1
21 and 189
2
23 and 207
3
25 and 225
4
29 and 261
Observe the pattern below:
2 × 1 = 2
3 × 2 = 6
5 × 3 = 15
7 × 4 = 28
11 × 5 = 55
13 × 6 = 78
17 × 7 = 119
19 × 8 = 152
___ × 9 = ____
Identify the missing numbers respectively in the above pattern.