Jack gave 16 Pokemon cards to his best friend and now has 102 left. How many cards did he have to begin with?, 102-16=c, 102-c=16, c+16=102, c-16=102, There were 2100 people at the hockey arena on Friday night and 2450 on Saturday night. How many people attended both games?, 2450-p=2100, 2100+2450=p, 2450-p=2100, 2450-2100=p, Bill had 12 cupcakes. He gave some to Natalie and now he has 10. How many cupcakes did he give to Natalie?, 12 x 10 = c, 12 + 10 = c, 12 - c = 10, c = 12 + 10, Sarah has some money in her bank account. She purchased a cell phone for $300 and now has $520 in her account. How much money did she have in her account to begin with?, 520-300=m, m-300=520, 300-520=m, m+300=520, Emmett gave a $50 donation to his favorite charity. His friend Jimmy gave twice as much to his favorite charity. How much did Jimmy give to his charity?, 50 + 2 = d, 50 x 2 = d, 50 - 2 = d, 50 / 2 = d, Donna divided candy bars among her four best friends. Each friend got three bars. How many candy bars did Donna have to begin with?, 4 - 3 = b, b/3 = 4, 4 + 3 = b, b/4 = 3, Bess has 12 books on each shelf of her bookcase. The bookcase has 36 books. How many shelves are in the bookcase?, 36 - 12 = s, 36 / 12 = s, 12 + 36 = s, 12 x 36 = s, Adam had 72 video games and he bought some more. Now he has 95 video games. How many games did he buy?, 72 + v = 95, 95 + 72 = v, 72 x v = 95, v - 72 = 95, Anne practices karate for 45 minutes each week. How many minutes does she practice in four weeks?, 45 + 4 = m, 45/ 4 = m, 45 x 4 = m, 4 + m = 45, Together, Danielle and Melissa sold 35 tickets for their school's fundraiser. Melissa sold 20 tickets. How many did Danielle sell?, 35 + 20 = t, t - 20 = 35, 35/t = 20, 35 = 20 + t.

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