algebra
what is the word used to represent an unknown value?
variable
what is the top number of a fraction called?
numerator
2.0+1.0
145+23
168
what is bigger:
12.3 or 0.0034
12.3
101x+23x
124x
5/8+1/8
6/8
6.4+23.2
29.6
3214-1234
1980
add:
(-21) + (-3)
(-24)
what is bigger: 121xy or 132xy
132xy
2/3-1/2
1/6
6.04, 1.3, 0.5462, 0.45, 0.4
6.04, 1.3, 0.5462, 0.45, 0.4
162/2
81
subtract:
(-36) - (3)
-39
123x.3
369x
multiply and simplify:
2/3.6/4
12/12 = 1
2.345-1.221
1.124
324/4
81
what is bigger:
3/4 or 3.24
3.24
222x.132y
29304xy
arrange bigger to smaller:
1/2, 6/7, 2/3, 9/11, 11/33
6/7, 9/11, 2/3, 1/2, 11/33
12.5 multiplied by 6.5
81.25
327.54
17658
arrange biggest to smallest:
1/2, 30%, 26% 3.2, 4/6
3.2, 4/6, 1/2, 30%, 26%