Lv 16 Booklet 1 Part 2

Lv 16 Booklet 1 Part 2

Welcome to Lv 16 Special Class

Length (cm/mm)

• 1 cm = 10 cm

• 2 cm = (2 × 10) = 20 mm

• 40 mm = (40 ÷ 10) = 4 cm

Fill in the Blanks

5 cm = ? mm

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12 cm = ? mm

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140 cm = ? mm

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80 mm = ? cm

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200 mm = ? cm

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410 mm = ? cm

Addition

• 3 cm 2 mm + 2 cm 9 mm =

• 5 cm 3 mm + 1 cm 9 mm =

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7 cm 9 mm + 2 cm 9 mm = ? cm ? mm

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12 cm 8 mm + 2 cm 6 mm =

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6 cm 7 mm + 2 cm 9 mm = ? cm ? mm

Subtraction

• 9 cm 8 mm - 1 cm 1 mm =

• 3 cm 1 mm - 2 cm 7 mm =

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12 cm 9 mm - 7 cm 5 mm = ? cm ? mm

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8 cm 5 mm - 1 cm 9 mm = ? cm ? mm

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11 cm 7 mm - 2 cm 8 mm = ? cm ? mm

Word problems

Fill in the Blanks

Daniel had 6 cm 6 mm string and his father had 8 cm string. What is the difference in the length of the strings?

END

Thanks for attending the class!