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

(a) 110 - _____ = 66

(b) 70 - _____ = 26

(c) 57 - _____ = 44

(d) 99 - _____ = 89
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) 110 - _____ = 66

(b) 70 - _____ = 26

(c) 57 - _____ = 44

(d) 99 - _____ = 89