Add 20p + 10p = ?, 10p, 30p, Add 17p + 3p = ?, 20p, 15p, Add (40p + 5p + 10p) = ?, 60p, 55p, Add (20p + 10p + 5p) = ?, 35p, 40p, Add 15p + 20p + 30p = ?, 65p, 50p, Which number added to 13 makes 20?, 6, 7, Add 11p + 9p, 20p, 25p

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