Multiplication Tables "like you breathe."
Fractions are division problems.
One is omnipresent (as a factor, denominator, constant, exponent,...)
Anything times one is itself.
Anything times zero is zero.
Anything divided by zero is undefined.
Common Fraction/Decimal/ Percent Combinations
1/6 is about 0.167 or 17%
1/5 is 0.2 or 20%
1/4 is 0.25 or 25%
1/3 is about 0.33 or 33%
2/3 is about 0.666666 or 67%
3/4 is 0.75 or 75%
Money (Place Value and 5's, 10's, 25's, 100's)
Analog Clock (for 15's and 60's)
Cards (Practice +, -, x basic facts and integers, Like Terms, Probability)
Card War
King = 0
Queen = 12
Jack=11
Ace = 1
Full deck to start: 52 cards, 4 suits, 13 ordered cards per suit
Random = Shuffle 7x
Player to right "cuts."
Deal face down, one card per player starting on left.
26 cards each stacked on table or floor.
Simultaneously, flip top cards and place between players.
1 answer only.
Same time = go to # 6.
No one gets it right, go to # 6.
Same Values= WAR!!!
3 down , then go to #6.
Winner collects the cards.
Repeat from #6 until one player has no cards left or time is up.
The judge rules.
Full deck to end:)
Round 1: 2 players and a Judge
Round 2: R1 Winner is Judge
Round 3: Championship