# Author : nitish420 --------------------------------------------------------------------
import os
import sys
from io import BytesIO, IOBase


def main():
    mod=10**9+7
    mm=200000
    dp=[0 for _ in range(mm+1)]
    dp[0]=2
    dp[1]=2
    for i in range(2,9):
        dp[i]=2
    dp[9]=3
    for i in range(10,mm+1):
        dp[i]=(dp[i-9]+dp[i-10])%mod

    for _ in range(int(input())):
        n,m=map(int,input().split())
        ans=0
        while n:
            x=n%10
            y=10-x
            if y<=m:
                ans=(ans+dp[m-y])%mod
            else:
                ans=(ans+1)%mod
            n//=10
        print(ans%mod)





# region fastio

BUFSIZE = 8192


class FastIO(IOBase):
    newlines = 0

    def __init__(self, file):
        self._fd = file.fileno()
        self.buffer = BytesIO()
        self.writable = 'x' in file.mode or 'r' not in file.mode
        self.write = self.buffer.write if self.writable else None

    def read(self):
        while True:
            b = os.read(self._fd, max(os.fstat(self._fd).st_size, BUFSIZE))
            if not b:
                break
            ptr = self.buffer.tell()
            self.buffer.seek(0, 2), self.buffer.write(b), self.buffer.seek(ptr)
        self.newlines = 0
        return self.buffer.read()

    def readline(self):
        while self.newlines == 0:
            b = os.read(self._fd, max(os.fstat(self._fd).st_size, BUFSIZE))
            self.newlines = b.count(b'\n') + (not b)
            ptr = self.buffer.tell()
            self.buffer.seek(0, 2), self.buffer.write(b), self.buffer.seek(ptr)
        self.newlines -= 1
        return self.buffer.readline()

    def flush(self):
        if self.writable:
            os.write(self._fd, self.buffer.getvalue())
            self.buffer.truncate(0), self.buffer.seek(0)


class IOWrapper(IOBase):
    def __init__(self, file):
        self.buffer = FastIO(file)
        self.flush = self.buffer.flush
        self.writable = self.buffer.writable
        self.write = lambda s: self.buffer.write(s.encode('ascii'))
        self.read = lambda: self.buffer.read().decode('ascii')
        self.readline = lambda: self.buffer.readline().decode('ascii')


sys.stdin, sys.stdout = IOWrapper(sys.stdin), IOWrapper(sys.stdout)
input = lambda: sys.stdin.readline().rstrip('\r\n')



# endregion

if __name__ == '__main__':
    main()