Report - Lesson 4 25.06 · 2020-06-16 · This Gattegno chart shows the number 37 Complete the calculations. b) 91 + 10 91 + a) 36+ 36 36 10 = 100 = 10 + 10 = 100 = 91 + 10 + 10 = 0.01 0.02

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