Fewest Coins (Yellow)
Exchanging quarters, dimes, nickels, and pennies for the fewest coins possible at the mid level of differentiation
加加看 : 添加分数 (Adding Fractions)
把2个涉及同分母的分数相加得到他们的和数。
Ratio Review Game
This math review game is focusing on ratio and percent problems. This is to help prepare for the 6th grade math EOG.