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038_G1U30_G2U6˙—» ¿º 2011.3.22 5:14 PM ˘ ` 133 PDF_In 2540DPI 150LPI T

2 Subtract the tens and ones separately.

Then find the difference.

96 - 23 = 73 a 81 - 21 =

93-20

b 74 - 42 = c 59 - 33 =

d 67 - 43 = e 58 - 38 =

3 Subtract the 2-digit numbers below.

96 - 23 = 73 a 53 - 22 =
c 47 - 23 =
76-3

b 85 - 52 =

d 79 - 25 = e 68 - 26 =

30. What Is the missing Number? 133
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