Numerical Expression

• 9

• 10

• 19

• 99

• 400

• 40

• 24

• 8

(7 + 15) × (38 + 15)

• The difference between 7 and 15 plus the difference between 38 and 15

• The product of 7 and 38 plus 15

• The sum of 7 and 15 times the sum of 38 and 15

• The product of 7 and 15 times the product of 38 and 15

(30 × 2) + (8 × 2)

• The product of 30 and 2 plus the product of 8 and 2

• The product of 30 eights and 8 twos

• The sum of 30 and 2

• The sum of 30 and 8 times 2

6 times the sum of 12 and 8

• (12-8)x6

• (8x6)+12

• 12+(6x8)

• 6x(12+8)

Four less than the sum of 7 and 3

• 4 - (7x3)

• (7+3) - 4

• (7x3) x 4

four less than the quotient of 7 and 3

• (7 /  3) - 4

• (7x3) +4

• (7+3) - 4

five times as large as the sum of 6 and 2

• ( 6 / 2) x 5

• (6x2) + 5

• (6+2) x 5

24 × (20 + 5)

• The product of 24 and 20 plus 5

• 24 times the sum of 20 and 5

• The product of the difference between 20 and 5

• The sum of 24 and 20 and 5

Which operation should Kenji do first to simplify the number expression? 9 - 2[(3 - 2) + 6]

• 3 - 2

• 2 + 6

• 2 x 3

• 9 - 2