What are the missing fractions?
115, 215, (a) _____ , 415, 13, (b) _____
Make the denominator the same.
115, 215, (a) _____ , 415, 13, (b) _____
115, 215, (a) _____ , 415, 515, (b) _____
115 is added to the current fraction to get the answer for the next fraction.
(a)
215 + 115
= 315
= 15
(b)
515 + 115
= 615
= 25
Answer(s): (a) 15; (b) 25