Add 3/4, 7/12 and 9/14
Answers
Answered by
2
Answer:
Find the least common denominator or LCM of the two denominators:
LCM of 4 and 12 is 12
For the 1st fraction, since 4 × 3 = 12,
3
4
=
3 × 3
4 × 3
=
9
12
Likewise, for the 2nd fraction, since 12 × 1 = 12,
7
12
=
7 × 1
12 × 1
=
7
12
Add the two fractions:
9
12
+
7
12
=
9 + 7
12
=
16
12
16/12 simplified gives
4
3
So, 3/4 + 7/12 = 4/3
In mixed form: 1
1
3
Answered by
2
Answer:
83/42
Step-by-step explanation:
LCM of 4,12,14= 84
make the denominater balanced and add all
- (63+54+49)/84
- 166/84
Simplest form:
- 83/42
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