Question

Ali needs 4/10 yard of red ribbon and 5/10 yard of blue ribbon to make a tail for her kite. how much ribbon does Ali need in all?

Answer 1

The answer is 9/10 . So 9 yards of ribbon

Answer 2

4/10 + 5/10 = 9/10. After "kite" the "how" is supposed to be capitalized.