Show:
Improper Fractions and Mixed Numbers
Estimating with Fractions
Adding Fractions
Subtracting Fractions
LCD
100
Write the improper fraction as a mixed number: 5/2
2 1/2
100
Estimate if the fraction is closest to 0, 1/2, or 1: 8/9
1
100
3/8 + 3/8
6/8 = 3/4
100
7/8 - 5/8
2/8 = 1/4
100

Find the LCD of 1/2 and 3/4.

4

200
Write the mixed number as an improper fraction: 4 1/3
13/3
200
Estimate if the fraction is closest to 0, 1/2, or 1: 4/7
1/2
200
2/3 + 1/6
5/6
200
7/10 - 1/2
2/10 = 1/5
200

Find the LCD of 1/3 and 2/8.

24

300
Write the improper fraction as a mixed number: 23/12
1 11/12
300
Estimate if the fractions are closest to 0, 1/2, or 1, then add or subtract: 1/4 + 5/9
1
300
2/5 + 1/2
9/10
300
2/3 - 1/12
7/12
300

Find the LCD of 2/3 and 4/5.

15

400
Write the mixed number as an improper fraction: 3 3/4
15/4
400
Estimate if the fractions are closest to 0, 1/2, or 1, then add or subtract: 11/12 - 1/9
0
400
5/6 + 1/4
13/12 = 1 1/12
400
4/6 - 1/4
5/12
400

Find the LCD of 1/2 and 2/3 and 3/4.

12

500
Write the improper fraction as a mixed number: 23/4
5 3/4
500
Estimate if the fractions are closest to 0, 1/2, or 1, then add or subtract: 2/3 + 4/5
1 1/2
500
3/4 + 7/8
26/16 = 1 10/16 = 1 5/8
500
5/6 - 3/9
9/18 = 1/2
500

Find the LCD 1/4 and 2/6 and 4/7

84