2 ms·
distributive property and rewrite rules 1 5 10 50 100 500 1000 i v x l c d m x moves down, v
by nh23423fefe 4y ago
distributive property and rewrite rules
1 5
10 50
100 500
1000
i v
x l
c d
m
x moves down, v moves over
17 * 42 =
xvii * xxxxii =
x*xxxx + x*ii + v*xxxx + v*ii + ii*xxxx + ii*ii
cccc + xx + llll + vv + xxxxxxxx + iiii =
cccc + llll + xxxxxxxxxx + vv + iiii =
cccc + cc + c + x + iiii =
ccccccc + x + iiii =
dccxiiii =
714