perform the indicated operation. simplify the answer if possible
1. 2/3 - 4/15=_________
2.4/7 - 1/7=__________
3.1 2/5 - 1/2=__________
4.2/4 - 1/3=__________
5.3 1/2 - 2 5/8=__________
1. 2/3 - 4/15=_________
2.4/7 - 1/7=__________
3.1 2/5 - 1/2=__________
4.2/4 - 1/3=__________
5.3 1/2 - 2 5/8=__________
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Answers & Comments
1. 0.4 or 2/5
2.0.428571... or 3/7
3. 1.9 or 19/10 or 1 9/10
4.0.16... or 1/6
5.0.875 or 7/8
Answer:
1. 2/3 - 4/15 = 0.4
2. 4/7 - 1/7 = 0.42857142857
3. 1 2/5 - 1/2 = 0.9
4. 2/4 - 1/3 = 0.16666666666
5. 3 1/2 - 2 5/8 = 0.875
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