2. 3 2/5 -3/4=3 8/20-15/20=2 28/20-15/20=2 13/20
2 13/20+5 1/2=7 13/20+10/20=7 23/20=8 3/20
3. 2/5+6 3/7=6 14/35+15/35=6 29/35
6 29/35-2 2/3=4 87/105-70/105=4 17/105
4. 2 4/5+7 1/2=9 8/10=5/10=9 13/10=10 3/10
10 3/10-1 3/4=9 6/20-15/20=10 26/20-15/20=10 11/20
5. 6 2/5+3 1/8=9 16/40+5/40=9 21/40
9 21/40+2/3=9 63/120+80/120=9 143/120=10 23/120
Step-by-step explanation:
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Answers & Comments
2. 3 2/5 -3/4=3 8/20-15/20=2 28/20-15/20=2 13/20
2 13/20+5 1/2=7 13/20+10/20=7 23/20=8 3/20
3. 2/5+6 3/7=6 14/35+15/35=6 29/35
6 29/35-2 2/3=4 87/105-70/105=4 17/105
4. 2 4/5+7 1/2=9 8/10=5/10=9 13/10=10 3/10
10 3/10-1 3/4=9 6/20-15/20=10 26/20-15/20=10 11/20
5. 6 2/5+3 1/8=9 16/40+5/40=9 21/40
9 21/40+2/3=9 63/120+80/120=9 143/120=10 23/120
Step-by-step explanation: