Уроки математики и физики (RU + UA)

четверг, 9 февраля 2017 г.

Test 1. Subtracting decimals

Before proceeding to the solution of examples and problems be sure to read the theoretical part of the lesson 

Subtracting decimals

 1. Work out

       17.5
      6.2

 а12.3;      b11.7;     
 c10.3;      d)  11.3.

 2. Work out

         8.36
      2.8

 а)  5.56;      b5.54;     
 c6.56;      d5.86.

 3. Work out

       14.0
      2.6

 а10.4;      b12.4;     
 c)  11.4;      d11.6.

 4. Work out

  2628.32
  316.21

 а2312.09;     
 b)  2312.11;     
 c2311.11;     
 d2312.21.

 5. Work out

      68.17
   26.32

 а)  41.85;      b41.84;     
 c41.75;      d42.85.

 6. Work out

2.174 – 1.38

 а0.793;      b)  0.794;     
 c0.784;      d0.796.

 7. Work out

    213.72
   61.36

 а152.46;      b152.35;     
 c)  152.36;      d151.36.

 8. Work out the following (Remember to line up the decimal point)

7 – 4.4

 а)  2.5;      b)  3.6;     
 c)  2.7;      d)  2.6.

 9. Work out the following (Remember to line up the decimal point)

7.7 – 5.39

 а2.38;      b)  2.31;     
 c1.31;      d2.34.

10. Work out

107.2 – 68.14

 а)  39.06;      b39.08;     
 c38.06;      d39.16.

11. Find the missing digits

      .5
   – 4.3
      3.73

 а8.57 – 4.84 = 3.73;     
 b8.46 – 4.73 = 3.73;     
 c7.56 – 4.83 = 3.73;     
 d)  8.56 – 4.83 = 3.73.

12. Find the missing digits

     3.17
 . 4□8
     0.48

 а3.176 – 2.428 = 0.648;     
 b3.178 – 2.428 = 0.748;     
 c)  3.176 – 2.428 = 0.748;     
 d3.176 – 3.428 = 0.748.

Комментариев нет:

Отправить комментарий