Integers
-9 x -2
18
2/3 x 3/5
2/5
8 x (-0.6)
-4.8
Negative times a Negative Equals A...
OR
Negative divided by a Negative Equals A...
Positive
A scuba diver descended below the ocean's surface in 35 foot intervals as he examined the coral reef. He dove to a total depth of 140 feet. In how many intervals did the diver make his descent?
4 intervals
-44/2
-22
-5 x 1/8
-5/8
-1.7 x (-12)
20.4
Negative times a Positive equals a...
or
Negative divided by a Positive equals a...
Negative
Nicholas biked 15.8 km each day for 18 days. How many total km did he bike?
284.4 km
12 x -5
-60
2 4/7 x (-1/6)
-3/7
0.4 x 1.17
0.468
What is the first step when multiplying or dividing mixed numbers and fractions?
Change mixed numbers into improper fractions.
Lonnie used 26.75 gallons of gas to drive his truck 508.25 miles. How many miles per gallon did he get?
19 miles per gallon
-15 x -3
45
3/5 divided by 3/4
4/5
-0.408/3.4
-0.12
What are the 3 key words you must remember when dividing fractions?
Keep, Change, Flip
Sherry spent 4 hours exercising last week. If 5/6 of the time was spent jogging, how much time did she spend jogging?
3 1/3 hour or 3 hours 20 min
-54 / 3
-18
-5 5/8 divided by 4 1/2
-1 1/4
189/8.4
22.5
When dividing by a fraction, you must find the ________ of the second fraction before you can multiply.
Reciprocal
A juicer holds 43 3/4 pints of juice. How many 2 1/2 pint bottles can be filled with that much juice?
17 bottles