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Thursday, 26 October 2017

Fractions add/sub different denominater / Equivalent Fractions

Fractions: add/sub different denominator
Number
Problem
Answer in fractions
Answer in mixed numerals
1
½ + ¼ =
6/8
-
2
⅓ + ¼ =
7/12
-
3
⅙ + ⅛ =
14 / 48
-
4
⅕ + ¼ =
9/20
-
5
⅔ + ⅕ =
13/15
-
6
⅚ + 1/7 =
41/42
-
7
⅖ + ⅜ =
31/40
-
8
2/3 + ⅚ =
27/18
1 9/18
9
¾ + 6/8 =
48/32
1 16/32
10
4/7 + ¾ =
37/28
1 9/28
11
7/9 + 6/7 =
103/63
1 40/63
12
⅝ + ⅚ =
70/48
1 22/48
13
3/9 + ¾ =
39/36
1 3/36
14
8/5 + 3/7 =
71/35
1 36/35
15
9/4 + 8/10 =
122/40
1 82/40


Number
Problem
Answer in fractions
Answer in mixed numerals
1
⅞ - 2/3
5/24

2
⅘ - 1/4
11/20

3
7/6 - 2/5
23/30

4
4/3 - 2/7
22/21
1 1/21
5
7/9 - 4/6
6/54

6
3/7 - 3/8
3/56

7
7/10 - 2/6
22/60

8
7/4 - 2/9
55/36
1 19/36
9
10/11 - 3/4
7/44

10
6/12 - 1/4
12/48

11
4/9 - 5/12
3/108

12
17/20 - 7/10
30/200

13
8/14 - 3/21
126/294

14
32/40 - 7/20
360/800

15
15/4 - 17/28
352/112
2 40/112

Today for maths we were talking about Fractions and mixed numerals.To convert fractions in different forms you need to make your fraction the exact same size and to see if you did that you need to put your fraction on top of the other to see if they were the same size. Fractions can be represented in different ways by the size,numerator,and the denominator.

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