Write 21 to 30 numbers in words with the Basic Math App!

This exercise helps you learn to write numbers as words.

▶ Look at the number on the blackboard in the middle of the screen.

▶ Find the alphabet keypad at the bottom of the screen.

▶ Write the number on the blackboard in words using the alphabet keys.

▶ Use the dash button for a dash between words and the backspace button to erase.

▶ Press the check button to see if you got it right.

▶ If you want to try again, press the New Question button.

It’s a fun puzzle with letters! Give it a try!