Sample Quiz 7 

2.8
1. subtract . 6 4/5  -  1 2/3
a5  2/3
b5 2/15
c5 15/2
dnone of the above
2. subtract. 6 1/5  -  1 2/3
a4  8/15
b-4 1/2
c4 1/2
dnota
3. add.  6 1/5  +  1 2/3
a6  3/8
b7  3/8
c7  13/15
d
2.9
4.
  2·(1 1/2)   +  5 ·( 6 2/5)
a1/35
b35
c2
dnota
5. (1/2   +   1/3)
    (1/2   -    1/3)
a  1/5
b5
c1
dnota
6.  (9/20   -   1/10)
     (1/10   +   9/20)
a11/7
b7/11
c11
dnota
3.1
7. write as mixed number. 60.06
a60  6/100
b60  6/10
c6  6/100
dnota
8. write as mixed number. 1.234
a1  234/100
b1  234/10
c1  234/1000
dnota
9. write as a fraction.  two hundred thirty-five ten thousandths
a235/1,000
b235/10
c 235/10,000
dnota
10. write previous problem as a decimal.
a0.235
b0.00235
c0.0235
dnota