Mathematics Magazine for Grades 1-12  

12/2003

We are shaped and fashioned by what we love.
 - Johann Wolfgang von Goethe

Grade 1

Theory:

     numerator  
    denominator 

The numerator tells how many parts we are talking about. The denominator tells how many total pieces are in the whole object. If an object is divided into eight pieces and three of them are red, then 3/8's of the pieces are red.

Solutions from the Previous Issue: 

1.        Michael is seven years old. If her brother, Greg, is six years older, than how old is Michael?

Solution:               7 + 6 = 13. Greg is 13 years old.

2.        Brad went shopping at a mall and went into 11 stores. If the mall has a total of 26 stores, how many stores did Brad not go into?

Solution:               In 26 – 11 = 15 stores Brad did not go.

3.        Paul is seven years old. If her brother, Brad, is three years younger, than how old is Brad?

Solution:               7 – 3 = 4. Brad is for years old.

4.        You had 10 apples in the refrigerator. If Jill ate 4 apples and Amy ate 3 apples, then how many apples are left?

Solution:               10 – 4 – 3 = 3 apple are left.

Proposed Exercises: 

1. If you are counting by ones, which number comes after 26?
2. Which number is missing in this pattern?
   34, ___, 44, 49, 54
3. Which number is missing in this pattern?
   52, 46, ___, 34, 28
4. If you are counting by fours, which number comes before 48?