Operations — Adding and Subtracting
Addition means putting groups together; subtraction means taking away or finding how many are left.
- Add and subtract numbers to 20, and solve problems to about 50.
- Use tools like counters, fingers, and a number line to help.
- Learn math facts to 10 so they become quick and automatic.
Story problems help: *"You have 5 apples and get 3 more — how many now?"* Acting it out with objects makes the math clear before you write 5 + 3 = 8.