Squaring Real numbers

Math tricks

Math tricks

from foil (first, outer, inner, last)

For 2-digit numbers: (e.g. 46)

For 2-digit numbers: (e.g. 46)

For 2-digit numbers: (e.g. 46)

For 2-digit numbers: (e.g. 46)

For 2-digit numbers: (e.g. 46)

For 3-digit numbers: (e.g. 746)

For 3-digit numbers: (e.g. 746)

For 3-digit numbers: (e.g. 746)

For 3-digit numbers: (e.g. 746)

For 3-digit numbers: (e.g. 746)

For 3-digit numbers: (e.g. 746)

For numbers with 4 or more digits (e.g. 1746), previous procedure:

For numbers with 4 or more digits (e.g. 1746), previous procedure:

For numbers with 4 or more digits (e.g. 1746), previous procedure:

For numbers with 4 or more digits (e.g. 1746), previous procedure:

For numbers with 4 or more digits (e.g. 1746), previous procedure:

For numbers with 4 or more digits (e.g. 1746), previous procedure:

remember,

Thank you