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39
2
avatar+750 

Compute

\frac{1}{1 \times 4} + \frac{1}{7 \times 10} + \frac{1}{37 + 40}

 Mar 31, 2024
 #1
avatar+15077 
+1

114+1710+137+40=1122+1725+1711=5711+211+225225711=427225711=761225711=6122511

 

laugh !

.
 Mar 31, 2024
 #2
avatar+57 
+1

1/4+1/70+1/77

1/70+1/77=21/770=3/110

3/110+1/4 = 61/220

correct me if i'm wrong!

 Mar 31, 2024

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