Check with the local public school(s), they typically offer homeschooling options using their curriculum. They take care of the legalities and paperwork too.
456 x 2 = 912
60.8
The multiples of 912 are 912, 1824, 2736, 3648, 4560, etc.
10 912 + 13 912 = 24 824.
2
45 - 912 = -867
912 + 267 = 1179
45.6
3/4
912 = 6 x 152
2
30% of 912 = 273.6