Question
Find the following values without a calculator.
Do not simplify your answers.

Give your answers in this manner. (Eg 122334

(a) 1720 - 220 - 520 =
(b) 1920 - 220 - 310 =
(c) 6 - 17 - 27 =
2 m
(a)

Click button first when a symbol is required. X

Find the following values without a calculator.
Do not simplify your answers.

Give your answers in this manner. (Eg 122334

(a) 1720 - 220 - 520 =
(b) 1920 - 220 - 310 =
(c) 6 - 17 - 27 =