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Arithmetic ability: Level One: Mental subtraction of two-digit numbers.

Return to exercise selection

90 - 76 =

79 - 14 =

61 - 28 =

31 - 20 =

82 - 30 =

95 - 15 =

53 - 47 =

80 - 27 =

71 - 28 =

98 - 41 =

Return to exercise selection

© Oleg Akvan
metodorf.com



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