Page 19 - 新思维数学学生用书2 样章
P. 19
1 Numbers to 100
Exercise 1.2
1
40 20 50
80 60 10
30 100 90
Which tens number is missing from the grid?
Write the tens numbers in order, from 10 to 100.
10 100
2 Arun and Zara make some numbers.
Arun chooses the tens. Zara chooses the ones.
Write each number they make in a part-whole diagram.
Ten Ten Ten Ten One One One One
Ten Ten Ten Ten One One One
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