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

(a) 1000 - 500 = _____

(b) 500 - 279 = _____

(c) 540 - 130 = _____

(d) 572 - 564 = _____
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Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

(a) 1000 - 500 = _____

(b) 500 - 279 = _____

(c) 540 - 130 = _____

(d) 572 - 564 = _____