Page 109 - NUMINO Challenge_D1

Type 12-2 Pascal’s Triangle

Rows 1, 2, 3 ... of Pascal's Triangle follow a pattern. Use the pattern
to find the sum of the numbers in Row 7.

Row 1 1 11
Row 2 11 112
Row 3 1 21 1214
Row 4 1 331
Row 5 1 4 641

1 The sum of the numbers in Row 1 is 1, the sum of the numbers in Row 2 is
1 1 2, and the sum of the numbers in Row 3 is 1 2 1 4. Find the
sum of the numbers in Row 4 and Row 5.

2 Complete the table below and write the pattern.

Row 1 2 3
Sum 1 2 4

3 Use the pattern from 2 to find the sum of the numbers in Row 7.

106 NUMINO Challenge D1