Find the following values without a calculator.

  1. 23 = ?6 = _____
  2. 47 = 8? = _____
  3. 1216 = ?4 = _____
  4. 2030 = 2? = _____
2 m
34 = (a)8= 15(b) = (c)28 = (d)4000
2 m
5030 = (a)3 = (b)15 = 20(c)
2 m