Just switch to log_10 space and add? Eg 10k times 300k = 1e4 * 3e5 = 3e9 = 3B. A bit slower but doesn’t require any drills.
Sure; I think extra speed from practicing it (and e.g. more instantly knowing that 100M is 1e8) is worth it.
Just switch to log_10 space and add? Eg 10k times 300k = 1e4 * 3e5 = 3e9 = 3B. A bit slower but doesn’t require any drills.
Sure; I think extra speed from practicing it (and e.g. more instantly knowing that 100M is 1e8) is worth it.