Addition / Subtraction
2 + 2 =
4
18 /(divided by) 18 =
1
.40 or 40 cents
True or False: the denominator is the top number in a fraction
false
numerator / denominator (downstairs)
.100 + .010 =
.110
485 - 437 =
48
6 x 6 =
36
You need to come up with $125 in your cash drawer at the end of your shift at work. You have $25 in coins, $45 in fives, and $30 in tens. How many ones do you need to put in your drawer?
25
1/2 + 1/3 =
3/6 + 2/6 = 5/6
2.15 - .05 =
2.10
125 - 21 =
104
150 X 4 =
600
A roll of quarters is $10. How many quarters are in a roll?
40
6 x 1/3 =
2
What number is in the hundredths space?
5.123
5 = ones
1 = tenths
2 = hundredths
3 = thousandths
102,334 + 102,334 =
204,668
1 /(divided by) 2 =
.5
You want to buy a shirt that is on sale for 25% off. The shirt's original price is $40. How much do you expect to pay?
$30
40 x 25% = 40 x .25 = 40 x 1/4 = 10
$40 less $10 = $30
1/2 X 1/3 =
(1 x 1) / (2 x 3) = 1/6
.6 + 1.3 =
1.9
4562 + 3178 =
7740
1250 / 25 =
50
Your bill at a restaurant is $50 and you'd like to tip 17.5%. How much should your tip be?
$8.75
6 / (divided by) 1/2 =
6/1 X 2/1 = 12/1 = 12
1/4 = 25% = ? (looking for an equivalent decimal)
.25