Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 54 ones = _____
- 7 tens = _____
- 2 tens 6 ones = _____
- 4 tens 20 ones = _____
(a)
54 ones
= 54 x 1
= 54
(b)
7 tens
= 7 x 10
= 70
(c)
2 tens 6 ones
= 2 x 10 + 6 x 1
= 20 + 6
= 26
(d)
4 tens 20 ones
= 4 x 10 + 20 x 1
= 40 + 20
= 60
Answer(s): 54, 70, 26, 60