import math
def f(p,q,r,l):
    return p//q+p//r-p//l

t=int(input())
for _ in range(t):
    x,a,b=map(int,input().split())
    if a<b:
        a,b=b,a
    l=a*b//math.gcd(a,b)
    y=((x+l-1)//l)*l
    ans=2*(y//a-(x-1)//a)-1
    z=(x+a-1)//a
    if x%b>=z%b:
        ans+=1
    if x%a>0 and x%b>0:
        ans+=1
    print(ans%998244353)