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Grade 4 Math · World 7: Decimal Dock · Level 66
Tenths and Hundredths
Show fractions with denominators of 10 and 100.
Warm-up, learn, try it together, practice, then a quick check. About 15 minutes.
What children learn in Level 66
- Welcome to the Decimal Dock! This strip is one whole, cut into 10 equal parts. Each part is one tenth. 3 are shaded: 3 tenths.
- Now cut every tenth into 10 little squares. The whole has 100 squares, and each one is one hundredth.
- 34 squares are shaded: 34 hundredths. That's 3 full columns and 4 more squares.
Georgia's K-12 Mathematics Standards:
- 4.NR.5.1 — Demonstrate and explain the concept of equivalent fractions with denominators of 10 and 100, using concrete materials and visual models. Add two fractions with denominators of 10 and 100.