Question
Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

(a) 41 - 40 = _____

(b) 96 - 72 = _____

(c) 82 - 54 = _____

(d) 33 - 22 = _____
1 m

Click button first when a symbol is required. X

Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

(a) 41 - 40 = _____

(b) 96 - 72 = _____

(c) 82 - 54 = _____

(d) 33 - 22 = _____