Question

7 1/2 - 3/5 + 7/10 - 1/4​

Answer 1

Answer:

71/2 - 3/5 + 7/10 - 1/4

10×71 - 4×3 + 2×7 - 5× 1 /20

710 - 12 + 14 - 5 /20

724 - 17 /20

707 / 20

Answer 2

Answer:

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Step-by-step explanation:

first same denominator

7 1/2 = 15/2

15/2 - 3/5 + 7/10 - 1/4 ---> 150/20 - 15/20 + 14/20 - 5/20

150/20 - 15/20 + 14/20 - 5/20 ---> 125/20 + 14/20 - 5/20

125/20 + 14/20 - 5/20 ---> 139/20 - 5/20

139/20 - 5/20 ---> 134/20

134/20 ---> 6 14/20

6 14/20 ---> 6 7/10