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

(a) 6 - 4 = _____

(b) 18 - 10 = _____

(c) 19 - 3 = _____

(d) 11 - 2 = _____
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Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

(a) 6 - 4 = _____

(b) 18 - 10 = _____

(c) 19 - 3 = _____

(d) 11 - 2 = _____