1

Problem

Add \$3 5/10 + 5 6/10\$.

2

Step

Convert the mixed fraction \$3 5/10\$ to an improper fraction Convert the mixed fraction \$5 6/10\$ to an improper fraction

\$3 5/10\$ = \$((3 × 10) + 5)/10 = (30 + 5)/10\$

⇒ \$35/10\$

\$5 6/10\$ = \$((5 × 10) + 6)/10 = (50 + 6)/10\$

⇒ \$56/10\$

3

Step

Add the improper fractions:

\$35/10 + 56/10\$

4

Step

Since both fractions have the same denominator, directly add their numerators

\$(35 + 56)/10\$

5

Step

After addition we get,

\$91/10\$

6

Sumup

Please summarize steps

Choices

7

Choice-A

This is correct. Because it matches the evaluated result \$91/10\$

Correct \$9 1/10\$

8

Choice-B

\$60/10\$ = 6, so this represents \$8 + 6 = 14\$, which is too large compared to \$9 1/10\$

Wrong \$8 60/10\$

9

Choice-C

This is incorrect. \$53/10\$ = 5.3, so this represents \$7 + 5.3 = 12.3\$, it does not match the actual sum

Wrong \$7 53/10\$

10

Choice-D

This is incorrect. \$7 60/53\$ = \$7+ 60/53\$ ≈ 7 + 1.13 = 8.13 This is not equal to \$9 1/10\$

Wrong \$7 60/53\$

11

Answer

Option

A

12

Sumup

Please summarize choices