Fewest Coins (Green)
Exchanging quarters, dimes, nickels, and pennies for the fewest coins possible at the highest level of differentiation
Converting hexadecimal, binary and decimal numbers.
Number Spellings - Large Numbers
Choose the correct written number alternative
Students are categorizing numbers into the Real Number system.
You'll learn how to write numbers as Roman numerals as well as write Roman numerals back into standard numerals.
2 digits multipication1. 请点击带有正确答案的气球。2. 限时每题各4秒内回答题目。
加加看 : 添加分数 (Adding Fractions)