Direction: Subtract. Write the missing fraction to make the equation true
1. 7 4/5 -. . = 7 1/20
2. . - 3/4 = 1/3
3. 4/6 -. . = 7/18
4. . - 1/4 =4 1/4
5. 5/7 -. .= 1/7
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1. 7 4/5 -. . = 7 1/20
2. . - 3/4 = 1/3
3. 4/6 -. . = 7/18
4. . - 1/4 =4 1/4
5. 5/7 -. .= 1/7
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Ex. 7 - _ = 5
Transpose 5 and it will change it sign + to - or - to +
7 - 5 = _ (notice the change of signs)
2. Ans on the blank is 2.
1. 7 4/5 - 7 1/20
Get the LCD which is 20 for it to be similar fractions
= 7 16/20 - 7 1/20
= 15/20 or 3/4
2. 1/3 + 3/4
LCD is 12
= 4/12 + 9/12
= 13/12 or 1 1/12
3. 4/6 - 7/18
LCD is 18
= 12/18 - 7/18
= 5/18
4. 4 1/4 + 1/4
= 4 2/4 or 4 1/2
5. 5/7 - 1/7
=4/7