Real  Quiz 7  Su 05

answers: b a c b b b a c c c  (Click here for 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.  1 2/3  +  6 1/5  
a6  3/8
b7  3/8
c7  13/15
d
2.9
4.
  5 ·( 6 2/5) + 2·(1 1/2)   
a1/35
b35
c2
dnota
5. (5/2   +   5/3)
    (5/2   -    5/3)
a  1/5
b5
c1
dnota
6.  (9/20   -   1/10)
     (3/10  + 27/20)
a11/21
b7/33
c11/3
dnota
3.1
7. write as mixed number. 61.07
a61  7/100
b61  7/10
c61  100/7
dnota
8. write as mixed number. 5.2347
a5  2347/1000
b5  2347/10
c5  2347/10,000
dnota
9. write as a fraction.  two hundred thirty-five  ten-thousandths
a235/1,000
b235/10
c 235/10,000
dnota
10. write the previous problem as a decimal.
a0.235
b0.00235
c0.0235
dnota