Module 2 Lesson 3

The sum of 6 and 7, doubled

• 96

• 84

• 26

• 50

3 times the sum of 15 and 24

• 1,080

• 87

• 1,200

• 1,000

3 times the difference of 49.5 and 23.5

• 2,000

• 118.5

• 78

• 3,000

The sum of 2 fifteens and 4 nines

• 1,300

• 1,080

• 99

• 66

The difference between 5 twenty-fives and 4 twenty-fives

• 125

• 100

• 25

• 1,000

Triple the sum of 23 and 47

• 210

• 3,243

• 180

• 70

10 x (5+35)

• 4,000

• 400

• 85

• 850

(72-22) x 11

• 55

• 95

• 200

• 550

(20 x 3) + (4 x 2)

• 70

• 68

• 240

• 80

Compare: 3 x 15 O 2 fifteens, tripled

• >

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• =