A 小学1年 単元を選びましょう
 1.numbers 1 to 10
 3.Number Bonds
 4.Addition up to 10
 5.Subtraction up to 10
 7.Calc. 10 to 30
 8.What Time ? (hours and half)
 9.3 Numbers Calc.
 12.Addition up to 30
 13.Subtraction up to 30
 16.big numbers
 17.What time ? (hours and min.)
 18.Let's use the tools
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