BBC1 年
How do I multiply two-digit numbers more easily?
100 take away 5 is 95 ships altogether. Another strategy is to multiply by a near number that is easier to work with and then add or take away the difference.
BBC4 年
How do I multiply two-digit numbers more easily?
100 take away 5 is 95 ships altogether. Another strategy is to multiply by a near number that is easier to work with and then add or take away the difference.