Common Core State Standards (USA)
Grade 2
11 standard per Grade 2, ciascuno con schede gratuite che lo esercitano. Età 7–8
Le descrizioni sono brevi riassunti con parole nostre, non la formulazione ufficiale.
Operations & Algebraic Thinking
2.OA.B.2
Add and subtract fluently within 20 using mental strategies, and know all sums of two one-digit numbers from memory.
Esercitati
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2.OA.C.3
Decide whether a group of up to 20 objects has an odd or even number of members.
Number & Operations in Base Ten
2.NBT.A.2
Count within 1000 and skip-count by 5s, 10s and 100s.
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2.NBT.A.4
Compare two three-digit numbers using place value and the symbols >, = and <.
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2.NBT.B.5
Add and subtract fluently within 100 using place value, properties of operations and the link between adding and subtracting.
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Measurement & Data
2.MD.C.7
Tell and write time from analog and digital clocks to the nearest five minutes, using a.m. and p.m.
Esercitati
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Geometry
2.G.A.1
Recognise and draw shapes with given attributes; identify triangles, quadrilaterals, pentagons, hexagons and cubes.
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Reading: Foundational Skills
RF.2.3
Know and apply grade-level phonics and word analysis skills when decoding words.
Language
L.2.2.D
Generalise learned spelling patterns when writing words.
Reading: Literature
RL.2.1
Ask and answer who, what, where, when, why and how questions to show understanding of key details.
Writing
W.2.3
Write narratives about a well-elaborated event or short sequence of events, using time words.
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