破十法凑10法练习题
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20以内减法练习题(破十法) 例:15 — 8
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= 16 — 9 =
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= 13 — 9 =
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= =
=
= 14 — 8 =
=
= =
=
14 — 7 =
= = 11 —7 =
= = 13 — 6 =
= = 14 — 5 =
= = =
= = =
= = =
= = =
= 14 —7 =
= = 16 —9 =
= = 13 —9 =
= = 11 —7 =
= = =
= = =
= = =
= = =
= = 11 —8 =
= 14 —7 =
= = 14 — 5 =
= = 13 —9 =
= = =
= = =
= = 11 —8 =
= 14 —7 =
= = 14 — 5 =
= = 13 —9 =
= 14 —7 =
= = 16 —9 =
= = 13 —9 =
= = 11 —7 =
= = =
= = =
= 14 —7 =
= = 16 —9 =
= = 13 —9 =
= = 11 —7 =
= = =
= = =
= = =
= = =
= = 11 —8 =
= 14 —7 =
= = 14 — 5 =
= = 13 —9 =
= = =
= = =
= = 11 —8 =
= 14 —7 =
= = 14 — 5 =
= = 13 —9 =
= 14 —7 =
= = 16 —9 =
= = 13 —9 =
= = 11 —7 =
= = =
= = =
= 14 —7 =
= = 16 —9 =
= = 13 —9 =
= = 11 —7 =
= = =
= = =
= = =
= = =
= = 11 —8 =
= 14 —7 =
= = 14 — 5 =
= = 13 —9 =
= = =
= = =
= = 11 —8 =
= 14 —7 =
= = 14 — 5 =
= = 13 —9 =
= 14 —7 =
= = 16 —9 =
= = 13 —9 =
= = 11 —7 =
= = =
= = =