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Adding and Subtracting fractions

Posted by on January 27, 2017

Now we understand what a fraction is, we have been learning how to add and subtract fractions with the same denominator.

Have a go at these questions. You can send a comment with the answers or you can bring them in on some paper.

REMEMBER: Click on the picture to make them bigger.

 

Challenge!

I think that 1/2 + 2/4 = 3/4.    Am I correct or not? How do you know? 

7 Responses to Adding and Subtracting fractions

  1. malaki

    It was really easy but some of it was hard

  2. Arsalan

    10/12-3/10=7/10
    5/7-3/7=2/7
    2/3-1/3=1/3
    3/4-2/4=1/4
    4/5-2/5=2/5
    9/10-3/10=6/10
    7/8-4/8=3/8
    5/6-4/6=1/6
    8/10-1/10=7/10
    11/12-10/12=1/10
    6/7-2/7=4/7
    10/11-4/11=6/11
    7/9-4/9=3/9
    3/5-2/5=1/5

    4/6+1/6=3/6
    3/9+2/9=5/9
    7/8+4/8=11/8
    10/12+6/12=16/12
    9/10+10/10=19/12
    1/4+2/4=3/4
    2/5+4/5=6/5
    3/7+6/7=9/7
    8/11+9/11=17/11
    1/2+1/2=1
    5/7+3/7=8/7
    9/10+8/10=17/10
    1/3+1+3/=2/3
    2/8+4/8=6/8

  3. Ravjot

    10/12-3/10=7/12 5/7-3/7=2/7 2/3-1/3=1/3 3/4-2/4=1/4 4/5-2/5=2/5
    9/10-3/10=6/10 7/8-4/8=3/8 5/6-4/6=1/6 8/10-1/10=7/10
    11/12-10/12=1/12 6/7-2/7=4/ 10/11-4/11=6/11 7/9-4/9=3/9 3/5-2/5=1/5

    4/6+1/6=5/6 3/9+2/9=5/9 7/8+4/8=11/8 10/12+6/12=16/12 9/10+10/10=19/10 1/4+2/4=3/4 2/5+4/5=6/5 3/7+6/7=9/7
    8/11+9/11=17/11 1/2+1/2=15/7+3/7=8/7 9/10+8/10=17/10
    1/3+1+3/=2/3 2/8+4/8=6/8

  4. danyal

    when you are adding and subtracting fractions don’t add the bottem fraction.

  5. danyal

    some fraction are eqivalant.

  6. danyal

    the bottem is the denomanater.

  7. danyal

    the top is a nurmanater.

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