Add 2 digits to a multiple of 10 (no help)
Add a 2-digit number to a multiple of 10, with no additional help.
Add 2 digits to a multiple of 10 (no help)
Add a 2-digit number to a multiple of 10, with no additional help.
Add a 2-digit number to a multiple of 10, with no additional help.
Add a 2-digit number to a multiple of 10, with no additional help.
