Answer:
1 3/10
Step-by-step explanation:
3 7/10 - 2 2/5 =
3 7/10 - 2 4/10 =
Change the denominator of 2 2/5 to 10 to match denominators by multiplying 2 (numerator and denominator)
New equation: 3 7/10 - 2 4/10 = 1 3/10
