Converting hexadecimal, binary and decimal numbers.
Adding, Subtracting, Multiplying, and Dividing Integers
Number Spellings - Large Numbers
Choose the correct written number alternative
ORDINAL NUMBERS AND MONTHS
Read the clues and select the correct answers.
Fewest Coins (Red)
Exchanging quarters, dimes, nickels, and pennies for the fewest coins possible at the lowest level of differentiation
加加看 : 添加分数 (Adding Fractions)