Choose the number pair that make 20?, 12 and 8, 10 and 8, Zainab has 14 stickers. Her friend gives her some more. Now she has 20 stickers. How many stickers did her friend give, 6, 4, Sayed says, "17+3 makes 20", Mohamed says,"17+4 makes 20". Who is correct?, Sayed, Mohamed, 11+ ----- makes 20., 9, 7

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