text: The following are multiple choice questions (with answers) about mathematics.
  
  View + as the digit 1 instead of a mathematical operation. Q: What is the first digit of 21+35? A: 2
  The following are multiple choice questions (with answers) about mathematics.
  
  View + as a random digit instead of a mathematical operation. Q: What is the first digit of 61+25? A: 6
  The following are multiple choice questions (with answers) about mathematics.
  
  View + as a random digit instead of a mathematical operation. Q: What is the first digit of 13+21? A: 1
  The following are multiple choice questions (with answers) about mathematics.
  
  View number as text. Do not perform computation. Q: What is the first digit of 31+16? A: 3
  The following are multiple choice questions (with answers) about mathematics.
  
  View number as text. Do not perform computation. Q: What is the first digit of 19+29? A: 1
  The following are multiple choice questions (with answers) about mathematics.
  
  Redefine e as 2+97. Q: What is the first digit of e? A: