Page 15 - 新思维数学活动用书2 样章
P. 15
1 Numbers to 100
2 Which tens number is 1 ten more than 8 tens?
3 Which tens number is 1 ten fewer than 6 tens?
4 Sofia and Zara make some numbers.
Sofia chooses the tens. Zara chooses the ones.
Write each number they make in a part-whole diagram.
a
b
Ten Ten Ten
One One One One One
One One One One
c Sofia chooses four tens.
Zara chooses zero ones.
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