Multiplying with decimals
(0.2)(50)(-0.9)
-9
(-3/4)(1/3)(-4/5)
1/5 or 0.2
5/8
0.625
1/4
Terminating 0.25
-3/5
-6/10 -12/15 etc.
(0.1)(-0.2)(10)(-10)
2
(2/3)(-9/8)(-4/5)(-1)
-3/5 or -72/120 or -0.6
5/16
0.3125
7/9
0.777777777 never ending so repeating
-7/10
-14/20 etc
(-28)(-0.5)(-0.5)(-0.1)(10)
7
(-4/5)(1/2)(2/4)(-1)(5)
1
Michelle must find the decimal equivalent of 15 1/8 yards. How can she do this without first writing the mixed number as a fraction?
Find what 1/8 equals then add it to 15. 1/8= 0.125 so 15 1/8= 15.125
10 4/11
10.36363636 repeating
Three fractions equivalent to the quotient 50 divided by -17 using only the numbers -50, -17, 17, or 50
-50/17 -(50/17) -(-50/-17)
(-0.01)(-50)(-0.5)(-0.2)(-10)
-0.5
(1/8)(-1/5)(25)(-16)
10
The value of a gift card to a rock climbing gym decreased by $34 after 4 equal charges to the card. Find the quotient -34 divided by 4 and explain what it means in this context.
-8.5. This means that every time the gift card decreased by $8.50 or they used $8.50 every time they went to the rock climbing gym.
1/5
Terminating 0.2
1/3
2/6 etc
(0.25)(4)(0.333333)(3)(-100)
-100
(-1/3)(9)(1/8)(24)(-5/6)
45/6 or 7 1/2 or 7 3/6 or 7.5
1.17
8 1/8
terminating 8.125
Equivalent fractions without changing the numbers:
-3/5
3/-5 or -(3/5)