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Mrs. Heffron’s class Weekly vocabulary 8/31/15 Student: Reading/Language Arts - Pop’s Bridge vocabulary: crew – a group of people who work together tide – the regular rising and falling of the surface level of the oceans, caused by the pull of the moon and the sun cling – to stick or hold tight to balancing – putting in a steady or stable condition foggy – covered by fog disappears – to pass out of sight, vanish stretch – to extend excitement – the state of being excited Grammar vocabulary: noun – a word that names a person, place, thing, or idea Spelling: Words with long o sound: load, open, told, yellow, soak, shadow, foam, follow, glow, sold, window, coach, almost, throat, cold, most, challenge: tomorrow, sailboats Math Vocabulary: addend - a number that is added in an addition problem sum – the answer in an addition problem Commutative property: 2 + 3 = 5, therefore 3 + 2 = 5 The order of the addends does not change the sum. Identity (Zero) Property – The sum of any number and zero is the number. 3 + 0 = 3 0 + 3 = 3 1,000 + 0 = 1,000 0 + 1,000 = 1,000 Associative Property – The way the addends are grouped does not change the sum. (3 + 2) + 4 = 3 + (2 + 4) 5+4 = 3+6 9 = 9 estimate – a number that is close to the exact number; you can estimate by rounding; key word = ”about” rounding – to make a number easier to work with by changing it into a number that ends in zero regroup – to rename a number using place value (for example, ten ones equals one ten.) compatible numbers – numbers that are easy to add or subtract Skills vocabulary: base word - a word to which endings, prefixes, and suffixes can be added word family – a group of words with a common pattern (such as having the same base word) prefix – a word part at the beginning of a word that changes the meaning of the word (re-, un-, dis-) suffix - a word part at the end of a word that changes the meaning of the word (less, -ful) subject noun – the noun that is the subject of a sentence (to find the subject, ask who? or what? the sentence is about) common noun – a noun that names any person, place, or thing – not capitalized unless at the beginning of a sentence proper noun - a noun that names a specific person, place, or thing, and is always capitalized