Question

what is the fraction of 5 by 12 minus 2 by 3 minus 1 by 2 + 7 by 1

Answer 1

matics:

Fraction calculator with steps

Enter expression with fractions
5/12-2/3-1/2+7

Calculate

Result:
5/12 - 2/3 - 1/2 + 7 = 25
4
= 61
4
= 6.25
Calculation steps
Subtract: 5
12
- 2
3
= 5
12
- 2 · 4
3 · 4
= 5
12
- 8
12
= 5 - 8
12
= -3
12
= -1
4

The common denominator you can calculate as the least common multiple of the both denominators - LCM(12, 3) = 12
Subtract: -1
4
- 1
2
= -1
4
- 1 · 2
2 · 2
= -1
4
- 2
4
= -1 - 2
4
= -3
4

The common denominator you can calculate as the least common multiple of the both denominators - LCM(4, 2) = 4
Add: -3
4
+ 7 = -3
4
+ 7
1
= -3
4
+ 7 · 4
1 · 4
= -3
4
+ 28
4
= -3 + 28
4
= 25
4

The common denominator you can calculate as the least common multiple of the both denominators - LCM(4, 1) = 4

Answer 2

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