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

(a) 47 - 20 = _____

(b) 86 - 44 = _____

(c) 96 - 78 = _____

(d) 66 - 33 = _____
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) 47 - 20 = _____

(b) 86 - 44 = _____

(c) 96 - 78 = _____

(d) 66 - 33 = _____